Most cited publications

Magnus, P., Irgens, L. M., Haug, K., Nystad, W., Skjærven, R., Stoltenberg, C. and Moba Study, G. (2006) 'Cohort profile: The Norwegian Mother and Child Cohort Study (MoBa)', International Journal of Epidemiology, 35(5), 1146-1150.

Skjærven, R., Gjessing, H. K. and Bakketeig, L. S. (2000) 'Birthweight by gestational age in Norway', Acta Obstetricia Et Gynecologica Scandinavica, 79(6), 440-449.

Nilsen, R. M., Vollset, S. E., Gjessing, H. K., Skjærven, R., Melve, K. K., Schreuder, P., Alsaker, E. R., Haug, K., Daltveit, A. K. and Magnus, P. (2009) 'Self-selection and bias in a large prospective pregnancy cohort in Norway', Pædiatric and Perinatal Epidemiology, 23(6), 597-608.

Skjærven, R., Wilcox, A. J. and Lie, R. T. (2002) 'The interval between pregnancies and the risk of preeclampsia', New England Journal of Medicine, 346(1), 33-38.

Vikse, B. E., Irgens, L. M., Leivestad, T., Skjærven, R. and Iversen, B. M. (2008) 'Preeclampsia and the risk of end-stage renal disease', New England Journal of Medicine, 359(8), 800-809.

Markestad, T., Kaaresen, P. I., Ronnestad, A., Reigstad, H., Lossius, K., Medbo, S., Zanussi, G., Engelund, I. E., Polit, C., Skjærven, R., Irgens, L. M. and Norwegian Extreme Prematurity, S. (2005) 'Early death, morbidity, and need of treatment among extremely premature infants', Pediatrics, 115(5), 1289-1298.

Wilcox, A. J. and Skjærven, R. (1992) 'Birth-weight and perinatal-mortality - the effect of gestational-age', American Journal of Public Health, 82(3), 378-382.

Oyen, N., Markestad, T., Skjærven, R., Irgens, L. M., HelwegLarsen, K., Alm, B., Norvenius, G. and Wennergren, G. (1997) 'Combined effects of sleeping position and prenatal risk factors in sudden infant death syndrome: The Nordic Epidemiological SIDS Study', Pediatrics, 100(4), 613-621.

Vatten, L. J. and Skjærven, R. (2004) 'Is pre-eclampsia more than one disease?', Bjog-an International Journal of Obstetrics and Gynæcology, 111(4), 298-302.

Romundstad, L. B., Romundstad, P. R., Sunde, A., von During, V., Skjærven, R., Gunnell, D. and Vatten, L. J. (2008) 'Effects of technology or maternal factors on perinatal outcome after assisted fertilisation: a population-based cohort study', Lancet, 372(9640), 737-743.

Swamy, G. K., Ostbye, T. and Skjærven, R. (2008) 'Association of preterm birth with long-term survival, reproduction, and next-generation preterm birth', Jama-Journal of the American Medical Association, 299(12), 1429-1436.

Botto, L. D., Khoury, M. J., Mastroiacovo, P., Castilla, E. E., Moore, C. A., Skjærven, R., Mutchinick, O. M., Borman, B., Cocchi, G., Czeizel, A. E., Goujard, J., Irgens, L. M., Lancaster, P. A. L., MartinezFrias, M. L., Merlob, P., Ruusinen, A., Stoll, C. and Sumiyoshi, Y. (1997) 'The Spectrum of congenital anomalies of the VATER association: An international study', American Journal of Medical Genetics, 71(1), 8-15.

Lunde, A., Melve, K. K., Gjessing, H. K., Skjærven, R. and Irgens, L. M. (2007) 'Genetic and environmental influences on birth weight, birth length, head circumference, and gestational age by use of population-based parent-offspring data', Am J Epidemiol, 165(7), 734-741.

Skjærven, R., Vatten, L. J., Wilcox, A. J., Ronning, T., Irgens, L. M. and Lie, R. T. (2005) 'Recurrence of pre-eclampsia across generations: exploring fetal and maternal genetic components in a population based cohort', British Medical Journal, 331(7521), 877-879.

Herman, A. A., McCarthy, B. J., Bakewell, J. M., Ward, R. H., Mueller, B. A., Maconochie, N. E., Read, A. W., Zadka, P. and Skjærven, R. (1997) 'Data linkage methods used in maternally-linked birth and infant death surveillance data sets from the United States (Georgia, Missouri, Utah and Washington State), Isræl, Norway, Scotland and Western Australia', Pædiatric and Perinatal Epidemiology, 11, 5-22.

Vatten, L. J. and Skjærven, R. (2004) 'Offspring sex and pregnancy outcome by length of gestation', Early Human Development, 76(1), 47-54.

Irgens, L. M., Skjærven, R. and Peterson, D. R. (1984) 'Prospective assessment of recurrence risk in sudden infant death syndrome siblings', Journal of Pediatrics, 104(3), 349-351.

Nguyen, R. H. N., Wilcox, A. J., Skjærven, R. and Baird, D. D. (2007) 'Men's body mass index and infertility', Human Reproduction, 22(9), 2488-2493.

Lie, R. T., Wilcox, A. J. and Skjærven, R. (1994) 'A population-based study of the risk of recurrence of birth-defects', New England Journal of Medicine, 331(1), 1-4.

Gjessing, H. K., Skjærven, R. and Wilcox, A. J. (1999) 'Errors in gestational age: Evidence of bleeding early in pregnancy', American Journal of Public Health, 89(2), 213-218.

Magnus, P., Gjessing, H. K., Skrondal, A. and Skjærven, R. (2001) 'Paternal contribution to birth weight', Journal of Epidemiology and Community Health, 55(12), 873-877.

Romundstad, L. B., Romundstad, P. R., Sunde, A., von During, V., Skjærven, R. and Vatten, L. J. (2006) 'Increased risk of placenta previa in pregnancies following IVF/ICSI; a comparison of ART and non-ART pregnancies in the same mother', Human Reproduction, 21(9), 2353-2358.

Wennergren, G., Alm, B., Oyen, N., HelwegLarsen, K., Milerad, J., Skjærven, R., Norvenius, S. G., Lagercrantz, H., Wennborg, M., Daltveit, A. K., Markestad, T. and Irgens, L. M. (1997) 'The decline in the incidence of SIDS in Scandinavia and its relation to risk-intervention campaigns', Acta Pædiatrica, 86(9), 963-968.

Irgens, L. M., Markestad, T., Baste, V., Schreuder, P., Skjærven, R. and Oyen, N. (1995) 'Sleeping position and sudden-infant-death-syndrome in norway 1967-91', Archives of Disease in Childhood, 72(6), 478-482.

Magnus, P., Bakketeig, L. S. and Skjærven, R. (1993) 'Correlations of birth-weight and gestational-age across generations', Ann Hum Biol, 20(3), 231-238.

Alm, B., Milerad, J., Wennergren, G., Skjærven, R., Oyen, N., Norvenius, G., Daltveit, A. K., Helweg-Larsen, K., Markestad, T., Irgens, L. M. and Nordic Epidemiological, S. S. (1998) 'A case-control study of smoking and sudden infant death syndrome in the Scandinavian countries, 1992 to 1995', Archives of Disease in Childhood, 78(4), 329-334.

Gjesdal, S., Ringdal, P. R., Haug, K. and Mæland, J. G. (2004) 'Predictors of disability pension in long-term sickness absence', European Journal of Public Health, 14(4), 398-405.

Basso, O., Rasmussen, S., Weinberg, C. R., Wilcox, A. J., Irgens, L. M. and Skjærven, R. (2006) 'Trends in fetal and infant survival following preeclampsia', Jama-Journal of the American Medical Association, 296(11), 1357-1362.

Egeland, G. M., Skjærven, R. and Irgens, L. M. (2000) 'Birth characteristics of women who develop gestational diabetes: population based study', British Medical Journal, 321(7260), 546-547.

DeRoo, L. A. and Rautiainen, R. H. (2000) 'A systematic review of farm safety interventions', American Journal of Preventive Medicine, 18(4), 51-62.

Wilcox, A., Skjærven, R., Buekens, P. and Kiely, J. (1995) 'Birth-weight and perinatal-mortality - a comparison of the united-states and norway', Jama-Journal of the American Medical Association, 273(9), 709-711.

Wilcox, A. J., Skjærven, R. and Lie, R. T. (2008) 'Familial patterns of preterm delivery: Maternal and fetal contributions', Am J Epidemiol, 167(4), 474-479.

Sivertsen, A., Wilcox, A. J., Skjærven, R., Vindenes, H. A., Abyholm, F., Harville, E. and Lie, R. T. (2008) 'Familial risk of oral clefts by morphological type and severity: population based cohort study of first degree relatives', British Medical Journal, 336(7641), 432-434A.

Kjuus, H., Skjærven, R., Langard, S., Lien, J. T. and Aamodt, T. (1986) 'A case-referent study of lung-cancer, occupational exposures and smoking .1. comparison of title-based and exposure-based occupational information', Scandinavian Journal of Work Environment & Health, 12(3), 193-202.

Morkve, O., Halvorsen, O. J., Skjærven, R., Stangeland, L., Gulsvik, A. and Lærum, O. D. (1993) 'Prognostic-significance of p53 protein expression and dna-ploidy in surgically treated nonsmall cell lung carcinomas', Anticancer Research, 13(3), 571-578.

Magelssen, H., Haugen, T. B., von During, V., Melve, K. K., Sandstad, B. and Fossa, S. D. (2005) 'Twenty years experience with semen cryopreservation in testicular cancer patients: Who needs it?', European Urology, 48(5), 779-785.

Humerfelt, S., Gulsvik, A., Skjærven, R., Nilssen, S., Kvale, G., Sulheim, O., Ramm, E., Eilertsen, E. and Humerfelt, S. B. (1993) 'Decline in fev(1) and air-flow limitation related to occupational exposures in men of an urban-community', European Respiratory Journal, 6(8), 1095-1103.

Amundsen, S., Skjærven, R., Trippestad, A. and Soreide, O. (1990) 'Abdominal aortic-aneurysms - is there an association between surgical volume, surgical experience, hospital type and operative mortality', Acta Chirurgica Scandinavica, 156(4), 323-328.

Skjærven, R., Wilcox, A. J., Oyen, N. and Magnus, P. (1997) 'Mothers' birth weight and survival of their offspring: Population based study', British Medical Journal, 314(7091), 1376-1380.

Skjærven, R., Wilcox, A. J., Lie, R. T. and Irgens, L. M. (1988) 'Selective fertility and the distortion of perinatal-mortality', Am J Epidemiol, 128(6), 1352-1363.

Vatten, L. J., Romundstad, P. R., Trichopoulos, D. and Skjærven, R. (2002) 'Pre-eclampsia in pregnancy and subsequent risk for breast cancer', British Journal of Cancer, 87(9), 971-973.

Oyen, N., Skjærven, R. and Irgens, L. M. (1996) 'Population-based recurrence risk of sudden infant death syndrome compared with other infant and fetal deaths', Am J Epidemiol, 144(3), 300-305.

Bell, H., Hellum, K., Harthug, S., Mæland, A., Ritland, S., Myrvang, B., VonderLippe, B., Raknerud, N., Skaug, K., Gutigard, B. G., Skjærven, R., Prescott, L. E., Simmonds, P., Bucher, A., Lind, E., Schulz, T., Sundoy, A., Barstad, S., Storseth, P., Nordoy, I., Bjark, P., Anfinsen, O. G., Klem, K., Stray, N., Weberg, R., Melsom, M., Mosvold, J., Haug, J., Langtind, J., Wetterhus, S., Ostborg, J., Aadland, E., Mowe, M., Jahnsen, J. and Muller, F. (1997) 'Genotype, viral load and age as independent predictors of treatment outcome of interferon-alpha 2a treatment in patients with chronic hepatitis C', Scandinavian Journal of Infectious Diseases, 29(1), 17-22.

Glinianaia, S. V., Skjærven, R. and Magnus, P. (2000) 'Birthweight percentiles by gestational age in multiple births - A population-based study of Norwegian twins and triplets', Acta Obstetricia Et Gynecologica Scandinavica, 79(6), 450-458.

Bjerkedal, T. and Skjærven, R. (1980) 'Percentiles of birth weight and crown--heel length in relation to gestation period for single live births', Tidsskrift for den Norske lageforening : tidsskrift for praktisk medicin, ny rakke, 100(16), 1088-91.

Haug, K., Irgens, L. M., Skjærven, R., Markestad, T., Baste, V. and Schreuder, P. (2000) 'Maternal smoking and birthweight: effect modification of period, maternal age and paternal smoking', Acta Obstetricia Et Gynecologica Scandinavica, 79(6), 485-489.

Markestad, T., Vik, T., Ahlsten, G., Gebre-Medhin, M., Skjærven, R., Jacobsen, G., Hoffman, H. J. and Bakketeig, L. S. (1997) 'Small-for-gestational-age (SGA) infants born at term: growth and development during the first year of life', Acta obstetricia et gynecologica Scandinavica. Supplement, 165, 93-101.

Vangen, S., Stoltenberg, C., Skjærven, R., Magnus, P., Harris, J. R. and Stray-Pedersen, B. (2002) 'The heavier the better? Birthweight and perinatal mortality in different ethnic groups', International Journal of Epidemiology, 31(3), 654-660.

Kjuus, H., Skjærven, R., Langard, S., Lien, J. T. and Aamodt, T. (1986) 'A case-referent study of lung-cancer, occupational exposures and smoking .2. role of asbestos exposure.', Scandinavian Journal of Work Environment & Health, 12(3), 203-209.

Thompson, J. M. D., Irgens, L. M., Skjærven, R. and Rasmussen, S. (2007) 'Placenta weight percentile curves for singleton deliveries', Bjog-an International Journal of Obstetrics and Gynæcology, 114(6), 715-720.