Table 3 Pregnancy outcomes of studied patients
|  | Underweight n = 518 | Normal weight n = 3447 | Overweight n = 1360 | Obese n = 656 | P |
|---|---|---|---|---|---|
Implantation rate of fresh ET n (%) | 212 (30.8) | 1462 (30.8) | 589 (31.7) | 257 (28.8) | 0.501 |
Cumulative implantation rate n (%) | 288 (33.3) | 1885 (32.4) | 777 (33.3) | 331 (30.9) | 0.527 |
Clinical pregnancy rate of fresh ET n (%) | 162 (43.3) | 1137 (43.9) | 441 (43.7) | 202 (40.8) | 0.657 |
Cumulative clinical pregnancy rate n (%) | 225 (54.2) | 1502 (53.5) | 594 (53.6) | 261 (49.1) | 0.264 |
Miscarriage rate of fresh ET n (%) | 18 (11.1) | 145 (12.8) | 57 (12.9) | 49 (24.3) |  < 0.001c,e,f* |
Live birth rate of fresh ET n (%) | 140 (37.4) | 959 (37.0) | 373 (36.9) | 144 (29.1) | 0.007a,b,c,e,f |
Cumulative live birth rate n (%) | 199 (48.0) | 1304 (46.5) | 512 (46.2) | 196 (36.8) |  < 0.001c,e,f |