References
- American College of Obstetricians and Gynecologists Committee on Practice Bulletins—Obstetrics; Society for Maternal-Fetal Medicine; ACOG Joint Editorial Committee. ACOG Practice Bulletin #56. Multiple gestation: Complicated twin, triplet, and high-order multifetal pregnancy. Obstet Gynecol 2004; 104: 869–883
- Centers for Disease Control and Prevention. U.S. Obesity trends 1985 – 2005. Available at: http://www.cdc.gov/nccdphp/dnpa/obesity/trend/maps/index.htm (accessed June 2007)
- Flegal K M, Carroll M D, Ogden C L, Johnson C L. Prevalence and trends in obesity among US adults, 1999 – 2000. JAMA 2002; 288: 1723–1727
- Mokdad A H, Ford E S, Bowman B A, Dietz W H, Vinicor F, Bales V S, Marks J S. Prevalence of obesity, diabetes, and obesity-related health risk factors, 2001. JAMA 2003; 289: 76–79
- Yeh J, Shelton J A. Increasing prepregnancy body mass index: Analysis of trends and contributing variables. Am J Obstet Gynecol 2005; 193: 1994–1998
- Robinson H E, O'Connell C M, Joseph K S, McLeod N L. Maternal outcomes in pregnancies complicated by obesity. Obstet Gynecol 2005; 106: 1357–1364
- Institute of Medicine, Subcommittee on Nutritional Status and Weight Gain During Pregnancy. Nutrition during pregnancy. National Academy Press, Washington, DC 1990
- Thorsdottir I, Torfadottir J E, Birgisdottir B E, Geirsson R T. Weight gain in women of normal weight before pregnancy: Complications in pregnancy or delivery and birth outcome. Obstet Gynecol 2002; 99: 799–806
- Brown J E, Carlson M. Nutrition and multifetal pregnancy. J Am Diet Assoc 2000; 100: 343–348
- Luke B. What is the influence of maternal weight gain on the fetal growth of twins?. Clin Obstet Gynecol 1998; 41: 56–64
- Luke B, Bryan E, Sweetland C, Leurgans S, Keith L. Prenatal weight gain and the birth weight of triplets. Acta Genet Med Gemellol (Roma) 1995; 44: 93–101
- Luke B, Nugent C, van de Ven C, Martin D, O'Sullivan M J, Eardley S, Writter R, Mauldin J, Newman R B. The association between maternal factors and perinatal outcomes in triplet pregnancies. Am J Obstet Gynecol 2002; 187: 752–757
- Roohan P J, Josberger R E, Acar J, Dabir P, Feder H M, Gagliano P J. Validation of birth certificate data in New York State. J Community Health 2003; 28: 335–346
- Yokoyama Y, Shimizu T. [Optimal maternal weight gain in twin and triplet pregnancy]. Nippon Koshu Eisei Zasshi 1999; 46: 604–615
- Lederman S A, Paxton A. Maternal reporting of prepregnancy weight and birth outcome: Consistency and completeness compared with the clinical record. Matern Child Health J 1998; 2: 123–126
- Stevens-Simon C, Roghmann K J, McAnarney E R. Relationship of self-reported prepregnant weight and weight gain during pregnancy to maternal body habitus and age. J Am Diet Assoc 1992; 92: 85–87