Vetenskapliga publikationer

Prevalence of Severe Visual Disability Among Preterm Children With Retinopathy of Prematurity and Association With Adherence to Best Practice Guidelines.
Norman M, Hellström A, Hallberg B, Wallin A, Gustafson P, Tornqvist K, Håkansson S, Holmström G.
JAMA Network Open Jan 4, 2019, 2(1): e186801, doi:10.1001/jamanetworkopen.2018.6801.
99999999

Neonatal outcomes of very preterm or very low birth weight triplets
Shah, PS, Kusuda S, Håkansson S, Reichman B, Lui K, Lehtonen L, et. al
Pediatrics 2018;142:e20181938
30463851

Variations in oxygen saturation targeting, and rethinopathy of prematurity screening and treatment criteria in neonatal intensive care units: an international survey
Darlow BA, Vento M, Beltempo M, Lehtonen L, Håkansson S, Reichman B, et al.
Neonatology 2018;114:323-31.
30089298

Association of maternal diabetes with neonatal outcomes of very pretem and very low-birth-weight infants: an international cohort study.
Persson M, Shah PS, Rosconi F, Reichman B, Modi N, Kusoda S et al.
JAMA Pediatr 2018;172:867-75
29971428

Respiratory Management of Extremely Preterm Infants: An International Survey.
Beltempo M, Isayama T, Vento M, et al. On behalf of the International Network for Evaluating Outcomes of Neonates.
Neonatology. 2018;114:28-36.
29656287

Extreme prematurity, treated retinopathy, bronchpulmonary dysplasia and cerebral palsy are significant risk factors for ophtalmologic abnormalities at 6.65 years of age.
Hellström A, Källén K, Carlssson B, Holmström G, Jakobsson P, Lundgren P, et al.
Acta Paediatr 2018;107:811-821.
29281748

Cerebral palsy in extremely preterm infants
Hafström M, Källén K, Serenius F, Marsal K, Rehn E, Drake H, et al.
Pediatrics, 018;141:e20171433
29222398

Survival in Very Preterm Infants: An International Comparison of 10 National Neonatal Networks.
Helenius K, Sjörs G, Shah PS, Modi N, Reichman B, Morisaki N, Kusuda S, Lui K, Darlow BA, Bassler D, Håkansson S, Adams M, Vento M, Rusconi F, Isayama T, Lee SK, Lehtonen L; International Network for Evaluating Outcomes (iNeo) of Neonates.
Pediatrics. 2017 Nov 21. pii: e20171264. doi: 10.1542/peds.2017-1264. [Epub ahead of print]
29162660

Lung function after extremely preterm birth—A population-based cohort study (EXPRESS).
Thunqvist P, Tufvesson E, Winberg A, et al.
Pediatric Pulmonology 2018;53:64-72.
29152899

Perinatal Outcomes After Treatment With ADHD Medication During Pregnancy.
Nörby U, Winbladh B, Källén K.
Pediatrics. 2017 Nov 10. pii: e20170747. doi: 10.1542/peds.2017-0747. [Epub ahead of print]
29127207

Intracranial hemorrhages in neonates born from 32 weeks of gestation-low frequency of associated fetal and neonatal alloimmune thrombocytopenia: a register-based study.
Refsum E, Håkansson S, Mörtberg A, Wikman A, Westgren M.
Transfusion. 2018;58:223-231.
29119564

Increased frequency of retinopathy of prematurity over the last decade and significant regional differences.
Holmström G, Tornqvist K, Al-Hawasi A, Nilsson Å, Wallin A, Hellström A.
JAMA Ophthalmol. 2017;135:854-861.
29068172

Reduced incidence of neonatal early-onset group B streptococcal infection after promulgation of guidelines for risk-based intrapartum antibiotic prophylaxis in Sweden: analysis of a national population-based cohort.
Håkansson S, Lilja M, Jacobsson B, Källén K.
Acta Obstet Gynecol Scand. 2017 Aug 19. doi:10.1111/aogs.13211. [Epub ahead of print]
28832916

Blood pressure in 6-year-old children born extremely preterm
AK Edstedt Bonamy, LA Mohlkert, J Hallberg, P Liuba, V Fellman, M Domellöf, M Norman
J American Heart Association 2017 Aug 1;6(8). pii: e005858. doi: 10.1161/JAHA.117.005858
28765277

Comparing very low birth weight versus very low gestation cohort methods for outcome analysis of high risk preterm infants.
Lui K; Australian and New Zealand Neonatal Network; Canadian Neonatal Network; Swedish Neonatal Quality Register.
BMC Pediatr. 2017 Jul 14;17(1):166. doi: 10.1186/s12887-017-0921-x.
28709451

Reduction of Rod and Cone Function in 6.5-Year-Old Children Born Extremely Preterm.
Molnar AEC, Andréasson SO, Larsson EKB, Åkerblom HM, Holmström GE.
JAMA Ophthalmol. 2017;135:854-861.
28662245

Riktlinjer vid hotande förtidsbörd ska ge bättre och mer jämlik vård. Konsensusdokument för enhetligt omhändertagande av gravida och extremt för tidigt födda barn.
Domellöf M, Pettersson K.
Läkartidningen 2017;114:772-4
28463389

Perinatal health services organization for preterm births: a multinational comparison
Kelly LE, Shah PS, Håkansson S, Kusuda S, Adams M, Lee SK, Sjörs G, Vento M, Rusconi F, Lehtonen L, Reichman B, Darlow BA, Lui, Feliciano LS, Gagliardi L, Bassler D, Modi N.
J Perinatol. 2017 Apr 6. doi: 10.1038/jp.2017.45. [Epub ahead of print]
28383541

Antenatal corticosteroid administration-to-birth interval and survival in extremely preterm infants
Norberg H, Kowalski J, Marsal K, Norman M.
BJOG. 2017 Mar 15. doi: 10.1111/1471-0528.14545. [Epub ahead of print]
28294496

International variations and trends in the treatment for retinopathy of prematurity
Darlow BA, Lui K, Kusuda S, Reichman B, Håkansson S, Bassler D, Modi N, Lee SK, Lehtonen L, Vento M, Isayama T, Sjörs G, Helenius KK, Adams M, Rusconi F, Morisaki N, Shah PS; International Network for Evaluating Outcomes of Neonates.
Br J Ophthalmol. 2017 Mar 7. pii: bjophthalmol-2016-310041. doi: 10.1136/bjophthalmol-2016-310041. [Epub ahead of print]
28270489

Case mix adjusted variation in cesarean section rate in Sweden.
Mesterton J, Ladfors L, Ekenberg Abreu A, Lindgren P, Saltvedt S, Weichselbraun M, Amer-Wåhlin I.
Acta Obstet Gynecol Scand 2017;96:597.
28222233

Preterm arteries in childhood: dimensions, intima-media thickness and elasticity of the aorta, coronaries and carotids in 6-year-old children born extremely preterm
Mohlkert LA, Broberg O, Hellström M, Pegelow-Halvorsen C, Hallberg J, Sjöberg G, Edstedt Bonamy AK, Liuba P, Fellman V, Domellöf M, Norman M.
Pediatric Research 2017 Feb;81(2):299-306. doi: 10.1038/pr.2016.212. Epub 2016 Oct 27
28195589

Central macular thickness in 6.5-year-old children born extremely preterm is strongly associated with gestational age even when adjusted for risk factors.
Molnar AEC, Rosén RM, Nilsson M, Larsson EKB, Holmström GE, Hellgren KM.
Retina. 2017 Dec;37(12):2281-2288.
28098724

Changes in the prevalence of breast feeding in preterm infants discharged from neonatal units: a register study over 10 years.
Ericson, J. , Flacking, R. , Hellström-Westas, L. & Eriksson, M.
BMJ Open. 2016;6:e012900
27965252

Neonatal Morbidity After Maternal Use of Antidepressant Drugs During Pregnancy
Nörby U, Forsberg L, Wide K, Sjörs G, Winbladh B, Källén K.
Pediatrics. 2016 Nov;138(5). pii: e20160181.
27940758

Sodium supply influences plasma sodium concentration and the risks of hyper- and hyponatremia in extremely preterm infants.
Späth C, Sjöström ES, Ahlsson F, Ågren J, Domellöf M
Pediatr Res. 2017;81:455-460.
27935901

Durations of second stage of labor and pushing, and adverse neonatal outcomes: a population-based cohort study
Sandström A, Altman M, Cnattingius S, Johansson S, Ahlberg M, Stephansson O.
J Perinatol. 2017 Mar;37(3):236-242. doi: 10.1038/jp.2016.214. Epub 2016 Dec 8.
27929527

Scoping review shows wide variation in the definitions of bronchopulmonary dysplasia in preterm infants and calls for a consensus.
Hines D, Modi N, Lee SK, et al. International Network for Evaluating Outcomes (iNeo) of Neonates.
Acta Paediatr. 2017;106:366-74.
27862302

Aggressive posterior retinopathy of prematurity is associated with mltiple infectious episodes and thrombocytopenia.
Lundgren P, Lundberg L, Hellgren G, Holmström G, Hård AL, Smith LE, Wallin A, Hallberg B, Hellström A.
Neonatology. 2017;111:79-85.
27631399

Hypertensive disorders of pregnancy and outcomes of preterm infants of 24 to 28 weeks' gestation.
Gemmell L, Martin L, Murphy KE, Modi N, Håkansson S, Reichman B, Lui K, Kusuda S, Sjörs G, Mirea L, Darlow BA, Mori R, Lee SK, Shah PS.
J Perinatol. 2016 Dec;36(12):1067-1072. doi: 10.1038/jp.2016.133. Epub 2016 Sep 1.
27583388

Extremely Preterm Infants in Sweden Study Group. Neurodevelopmental Outcomes Among Extremely Preterm Infants 6.5 Years After Active Perinatal Care in Sweden.
Serenius F, Ewald U, Farooqi A, et al.
JAMA Pediatr. 2016;170:954-963.
27479919

Screening for retinopathy of prematurity can be started in postmenstrual week 31 in very premature babies!
Holmström G, Hellström A, Jakobsson P, et al.
Eye (Lond). 2016;30:1524-1525.
27472218

Case mix adjustment of health outcomes, resource use and process indicators in childbirth care: a register-based study.
Mesterton J, Lindgren P, Ekenberg Abreu A, et al.
BMC Pregnancy Childbirth. 2016;16:125
27245845

Neonatal Outcomes of Very Low Birth Weight and Very Preterm Neonates: An International Comparison.
Shah PS, Lui K, Sjörs G, et al. International Network for Evaluating Outcomes (iNeo) of Neonates.
J Pediatr. 2016;177:144-152.
27233521

Country-Specific vs. Common Birthweight-for-Gestational Age References to Identify Small for Gestational Age Infants Born at 24-28 weeks: An International Study.
Martin LJ, Sjörs G, Reichman B, et al. International Network for Evaluating Outcomes (iNeo) of Neonates Investigators.
Paediatr Perinat Epidemiol. 2016;30:450-61.
27196821

Ophthalmologic Outcome of Extremely Preterm Infants at 6.5 Years of Age: Extremely Preterm Infants in Sweden Study (EXPRESS).
Hellgren KM, Tornqvist K, Jakobsson PG, et al.
JAMA Ophthalmol. 2016;[Epub ahead of print].
27010699

Five years of treatment for retinopathy of prematurity in Sweden: results from SWEDROP, a national quality register.
Holmström G, Hellström A, Jakobsson P, et al.
Br J Ophthalmol. 2016;100:1656-1661.
26969711

Study protocol of SWEPIS a Swedish multicentre register based randomised controlled trial to compare induction of labour at 41 completed gestational weeks versus expectant management and induction at 42 completed gestational weeks.
Elden H, Hagberg H, Wessberg A, Sengpiel V, Herbst A, Bullarbo M, Bergh C, Bolin K, Malbasic S, Saltvedt S, Stephansson O, Wikström AK, Ladfors L, Wennerholm UB
BMC Pregnancy Childbirth. 2016 Mar 7;16:49. doi: 10.1186/s12884-016-0836-9.
26951777

Intakes of Micronutrients are Associated with Early Growth in Extremely Preterm Infants - A Population-Based Study.
Sjöström ES, Öhlund I, Ahlsson F, Domellöf M.
J Pediatr Gastroenterol Nutr. 2016;62:885-92.
26690864

Impact of obstetric factors on outcome of extremely preterm births in Sweden: prospective population-based observational study (EXPRESS).
Källén K, Serenius F, Westgren M, et al.
Acta Obstet Gynecol Scand. 2015;94:1203-14.
26249263

Sepsis as a risk factor for neonatal morbidity in extremely preterm infants.
Ohlin A, Björkman L, Serenius F, et al.
Acta Paediatr. 2015;104:1070-6.
26118325

Association between cereberal palsy and microscopically verified placental infarction in extremely preterm infants.
Vinnars MT, Vollmer B, Nasiell J, et al.
Acta Obstet Gynecol Scand 2015;94:976-82.
26054014

Intensity of perinatal care for extremely preterm infants: outcomes at 2.5 years.
Serenius F, Blennow M, Maršál K, et al.
Pediatrics. 2015;135:e1163-72.
25896833

Placental pathology in relation to stillbirth and neonatal outcome in an extremely preterm population: a prospective cohort study.
Vinnars MT, Papadogiannakis N, Nasiell J, et al.
Acta Obstet Gynecol Scand. 2015;94:584-90.
25708414

Low energy intake during the first 4 weeks of life increases the risk for severe retinopathy of prematurity in extremely preterm infants.
Stoltz Sjöström E, Lundgren P, Öhlund I, et al.
Arch Dis Child Fetal Neonatal Ed. 2015;101:F108-13.
25678632

Timing of pharmacological treatment for patent ductus arteriosus and risk of secondary surgery, death or bronchopulmonary dysplasia: a population-based cohort study of extremely preterm infants
GUDMUNDSDOTTIR A, JOHANSSON S, HAKANSSON S, NORMAN M, KALLEN K, BONAMY AK.
Neonatology 2015 107;2 87-92. doi:10.1159/000367887
25412681

Intake and macronutrient content of human milk given to extremely preterm infants.
Stoltz Sjöström E, Öhlund I, Tornevi A, Domellöf M.
J Hum Lact 2014;30:442-9.
25117506

Evaluation of new guidelines for ROP screening in Sweden using SWEDROP – a national quality register.
Holmström G, Hellström A, Jakobsson P, et al.
Acta Ophthalmol. 2015;93:265-8.
25044161

The international network for evaluating outcomes of very low birth weight, very preterm neonates (iNeo): a protocol for collaborative comparisons of international health servicees for quality improvement in neonatal care.
Shah PS, Lee SK, Lui K et al.
BMC Pediatr 2014;14:110-121.
24758585

Ophthalmologic outcome at 30 months' corrected age of a prospective Swedish cohort of children born before 27 weeks of gestation: the extremely preterm infants in sweden study.
Holmström GE, Källen K, Hellström A, et al.
JAMA Ophthalmol 2014;132:182-9.
24310059

Association between placental pathology and neonatal outcome in preeclampsia: a large cohort study
VINNARS MT, NASIELL J, HOLMSTROM G, NORMAN M, WESTGREN M, PAPADOGIANNAKIS N
Hypertension in pregnancy 2014 33;2 145-58. doi:10.3109/10641955.2013.842584
24303993

Perioperative nutrition in extremely preterm infants undergoing surgical treatment for patent ductus arteriosus is suboptimal.
Westin V, Stoltz Sjöström E, Ahlsson F et al.
Acta Peadiatr 2014;103:282-288.
24205823

The role of coagulase-negative staphylococci in early onset sepsis in a large European cohort of very low birth weight infants.
Mularoni A, Madrid M, Azpeitia A, et al.
Pediatr Infect Dis J. 2014;33:e121-5.
24168984

EXPRESS study shows significant regional differences in 1-year outcome of extremely preterm infants in Sweden.
Serenius F, Sjörs G, Blennow M, et al.
Acta Paediatr 2014;103:27-37.
24053771

Prenatal inflammatory risk factors for development of bronchopulmonary dysplasia.
Eriksson L, Haglund B, Odlind V, et al.
Pediatr Pulmonol. 2014;49:665-72.
24039136

Nutrient intakes independently affect growth in extremely preterm infants: results from a population-based study
Stoltz Sjöström E, Öhlund I, Ahlsson F, et al.
Acta Paediatr. 2013;102:1067-74.
23855971

Regional differences in screening for retinopathy of prematurity in infants born before 27 weeks of gestation in Sweden - the EXPRESS study.
Austeng D, Källen K, Hellström A, et al.
Acta Ophthalmol. 2014;92;311-5.
23782559

Neurodevelopmental outcome in extremely preterm infants at 2.5 years after active perinatal care in Sweden.
Serenius F, Källén K, Blennow M, et al.
JAMA. 2013;309:1810-20.
23632725

Swedish National Register for Retinopathy of Prematurity (SWEDROP) and the Evaluation of Screening in Sweden.
Holmstrom G, Hellstrom A, Jakobsson P, et al.
Arch Ophtalmol. 2012;130:1418-24.
23143441

Early Skin-to-Skin Care in Extremely Preterm Infants: Thermal Balance and Care Environment.
J Karlsson V, Heinemann AB, Sjörs G, et al.
Pediatr;161:422-6.
22497906

Screening for retinopathy of prematurity in infants born before 27 weeks of gestation in Sweden.
Austeng D, Källén K, Hellström A, et al.
Arch Ophthalmol. 2011; 129:167-72.
21320961

Effects on neonatal morbidity and mortality after regional change in management of post term pregnancy.
Grunewald C, Saltvedt S, Håkansson S, Källén K.
Acta Obstet Gynecol Scand 2011;90:26-32.
21275912

Natural history of retinopathy of prematurity in infants born before 27 weeks of gestation in Sweden.
Austeng D, Källén K, Hellström A et al.
Arch Ophtalmol 2010; 128:1289-94.
20937998

Neonatal morbidity in moderately preterm infants: a Swedish national population-based study.
Altman M, Vanpée M, Cnattingius S, Norman M.
J Pediatr. 2011;158:239-44.
20828716

Incidence of and risk factors for neonatal morbidity after active perinatal care: extremely preterm infants study in Sweden.
EXPRESS Group
Acta Paediatr. 2010;99:978-92.
20456261

Treatment for retinopath of prematurity in infants born before 27 weeks of gestatio in Sweden.
Austeng D, Källén K, Ewald U, et al.
Br J Ophtalmol, 2010;94:1136-9.
19951941

Incidence of Retinopathy of Prematurity in infants born before 27 weeks’s gestation in Sweden.
Austeng D, Källén K, Ewald U, et al.
Arch Ophthalmol. 2009;127:1315-9.
19822848

One-year survival of extremely preterm infants after active perinatal care in Sweden.
Fellman V, Hellström-Westas L, Norman M, et al.
JAMA. 2009;301:2225-33.
19491184

Passive induction of hypothermia during transport of asphyxiated infants: a risk of excessive cooling.
Hallberg B, Olson L, Bartocci M, et al.
Acta Paediatrica 2009;98:942-5.
19484830

Moderately preterm infants and determinants of length of hospital stay.
Altman M, Vanpée M, Cnattingius S, Norman M.
Arch Dis Child Fetal Neonatal Ed. 2009;94:F414-418.
19465411

Neonatal antibiotic treatment is a risk factor for early wheezing.
Alm B, Erdes L, Möllborg P, et al.
Pediatrics. 2008 Apr;121(4):697-702.
18381533

Shorter hospital stay for moderately preterm infants.
Altman M, Vanpée M, Bendito A, Norman M.
Acta Paediatr 2006;95:1228-33.
16982495

Prevalence of Severe Visual Disability Among Preterm Children With Retinopathy of Prematurity and Association With Adherence to Best Practice Guidelines.
Norman M, Hellström A, Hallberg B, Wallin A, Gustafson P, Tornqvist K, Håkansson S, Holmström G.
JAMA Network Open Jan 4, 2019, 2(1): e186801, doi:10.1001/jamanetworkopen.2018.6801.
999999