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. 2016 Nov 26;34(2):209–215. doi: 10.1007/s10815-016-0839-5

Table 1.

Patient characteristics at the start of the first IVF cycle

Characteristic <30 years n = 1375 30–<35 years n = 3862 35–<40 years n = 4279 40–42 years n = 1845
Age (years) 27.9 ± 1.8 32.6 ± 1.4 37.4 ± 1.5 41.4 ± 0.8
Body mass index (kg/m2) 25.9 ± 6.0 25.2 ± 5.5 25.5 ± 5.4 25.7 ± 5.4
Gravidity
 0 964 (70.8) 2320 (60.5) 2041 (48.1) 701 (38.2)
 1 235 (17.3) 884 (23.0) 1128 (26.6) 475 (25.9)
 ≥2 162 (11.9) 633 (16.5) 1071 (25.3) 658 (35.9)
Parity
 0 1203 (90.0) 3094 (81.7) 3014 (71.6) 1228 (67.4)
 1 108 (8.1) 579 (15.3) 971 (23.1) 439 (24.1)
 ≥2 25 (1.9) 116 (3.1) 223 (5.3) 156 (8.6)
Cycle day 3 FSH 5.6 ± 2.6 6.5 ± 4.5 7.4 ± 4.5 8.0 ± 4.1
Infertility diagnosisa
 Tubal factor 194 (14.1) 477 (12.4) 632 (14.8) 223 (12.1)
 Ovulatory dysfunction 241 (17.5) 493 (12.8) 297 (6.9) 93 (5.0)
 Diminished ovarian reserve 4 (0.3) 52 (1.3) 124 (2.9) 89 (4.8)
 Endometriosis 73 (5.3) 247 (6.4) 231 (5.4) 67 (3.6)
 Uterine factor 23 (1.7) 69 (1.8) 106 (2.5) 69 (3.7)
 Male factor 442 (32.1) 984 (25.5) 900 (21.0) 304 (16.5)
 Unexplained 351 (25.5) 1416 (36.7) 1703 (39.8) 732(9.7)

Data are presented as mean ± standard deviation or n (%)

FSH follicle-stimulating hormone

aMultiple diagnoses may be reported