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Table 6 Comparisons of primary outcomes between cohorts in each BMI strata

From: Does body mass index impact assisted reproductive technology treatment outcomes in gestational carriers

 Clinical pregnancy/embryo transferLive birth/embryo transferMiscarriage/clinical pregnancy
Normal weight
 GC25/50 (50%)a21/50 (42%)a4/25 (16%)
 Control23/85 (27.1%)15/85 (17.6%)8/23 (34.8%)
Overweight
 GC38/49 (77.6%)a27/49 (55.1%)a9/31^ (29.0%)
 Control25/64 (39.1%)18/64 (28.1%)6/23^ (26.1%)
Obese
 GC37/56 (66.1%)a34/56 (60.7%)a3/32^ (9.4%)
 Control7/20 (35%)3/20 (15.0%)4/7 (57.1%)
Morbidly obese
 GC14/33 (42.4%)14/33 (42.4%)2/13^ (15.4%)
 Control6/19 (31.6%)6/19 (31.6%)1/6 (16.7%)
  1. Data presented as n (%); ^ adjusted for unknown live birth outcomes
  2. aChi Square or Fischer’s exact test shows significance (p < 0.05) - all remained significant after a Holm-Bonferroni correction was applied for multiple comparisons