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Logo of nihpaAbout Author manuscriptsSubmit a manuscriptHHS Public Access; Author Manuscript; Accepted for publication in peer reviewed journal;
 
From:
Fertil Steril. Author manuscript; available in PMC 2013 July 1.
Published in final edited form as:
Fertil Steril. 2012 July; 98(1): 109–116.
Published online 2012 May 16. doi: 10.1016/j.fertnstert.2012.04.012

Table 1

Subject characteristics by baseline body mass index (N=170 women)

Baseline Body Mass Index (BMI), kg/m2pa
<2020 – 22.422.5 – 24.925 – 29.9≥30
N2247423524
Personal Characteristics
Age, years34.2 (3.2)34.8 (3.8)36.2 (4.3)35.4 (3.8)36.1 (4.1)0.22
Weight change, kg2.5 (4.2)1.0 (2.0)−0.6 (2.9)0.1 (3.5)−2.6 (7.9)<0.001
Time between study entry and
follow-up anthropometry, days
140 (146)150 (141)100 (88)141 (132)191 (176)0.12
Height, cm166 (7)166 (7)164 (7)165 (8)165 (8)0.89
Smoking status, %0.27
     Never7281628358
     Past2319361438
     Current50234
Race/ethnicity, %0.18
     White/Caucasian8691887488
     Black/African American00068
     Asian99790
     Other505114
Reproductive characteristics
Previous IVF cycle, %27112417290.27
Previous IUI cycle, %36343634500.72
Primary infertility diagnosis, %0.23
     Female factor4643503742
     Male factor2719264046
     Unexplained2738242312
Initial treatment protocol, %0.04
     Luteal phase agonist8672627846
     Flare911281129
     Antagonist517101125
Total gonadotropin dose, IU/L1519 (968)1676 (965)1825 (1031)1867 (913)2163 (860)0.19
Day 3 FSH, IU/L6.4 (2.5)6.6 (1.7)7.5 (2.7)7.0 (1.7)7.5 (2.6)0.25
aFrom ANOVA for continuous variables and the Chi-square test for categorical variables.