Table 1.
Triplet compared to age- and BMI-matched singleton pregnancies: basic patient characteristics and outcomes concerning gestational diabetes mellitus (GDM).
| Triplet Pregnancies (n = 60) |
Singleton Pregnancies (n = 60) |
OR (95% CI) | p (LR Test) | ||
|---|---|---|---|---|---|
| Age (years) | 32 (27;35) | 32 (27;35) | 1.000 (0.934;1.071) | 1.000 | |
| BMI (kg/m2) | 23.8 (22.3;26.3) | 23.7 (22.4;26.5) | 0.999 (0.904;1.104) | 0.984 | |
| Parity | 0 | 44 (73.3) | 25 (41.7) | 0.002 | |
| 1 | 12 (20.0) | 30 (50.0) | 0.227 (0.099;0.521) | ||
| ≥2 | 4 (6.7) | 5 (8.3) | 0.455 (0.112;1.850) | ||
| Pregnancy after IVF or ovarian stimulation | 43 (71.7) | 7 (11.7) | 19.151 (7.276;50.407) | <0.001 | |
| Smoking during pregnancy | 8 (13.3) | 11 (18.3) | 0.685 (0.254;1.846) | 0.455 | |
| GDM (abnormal oGTT) | 19 (31.7) | 7 (11.7) | 3.509 (1.347;9.142) | 0.010 | |
| 75 g oGTT: fasting glucose level (mmol/L) | 4.66 (4.38;5.05) | 4.55 (3.94;4.83) | 1.136 (1.044;1.237) | 0.003 | |
| 75 g oGTT: 1-h glucose level (mmol/L) | 8.71 (7.44;9.82) | 6.87 (5.61;8.67) | 1.075 (1.034;1.118) | <0.001 | |
| 75 g oGTT: 2-h glucose level (mmol/L) | 6.67 (5.61;8.05) | 5.49 (4.32;6.67) | 1.049 (1.022;1.077) | <0.001 | |
Significant p-values are provided in italics; Abbreviations used: BMI, body mass index; oGTT, oral glucose tolerance test; GDM, gestational diabetes mellitus; IVF, in vitro fertilization; OR, odds ratios; LR, likelihood ratio.