Article Figures & Data
Tables
- Table 1
Comparison of general data between twin pregnancy and singleton pregnancy
Groups Cases Age (y 
±s)Gravidity ( ±s)Parity ( ±s)BMI (kg/m2) Conception method GDM (n) PIH (n) Naturally Assisted reproductive technology Yes No Yes No Singleton pregnancy 232 28.62±3.41 3.15±0.62 0.82±0.56 21.54±2.76 151 81 30 202 22 210 Twin pregnancy 96 30.83±4.10 3.21±0.64 0.81±0.63 23.12±3.05 62 34 22 74 18 78 t/χ2 4.927 1.847 1.050 4.750 0.008 5.075 5.446 P value 0.000 0.066 0.295 0.000 0.931 0.031 0.026 BMI, body mass index; GDM, gestational diabetes mellitus; PIH, pregnancy-induced hypertension.
- Table 2
Changes of the TG level and the TC level in the first, second and third trimesters of twin pregnancy (mmol/L,
±s)TG TC The first trimester 1.46±0.30 4.29±0.07 The second trimester 3.19±1.11 6.31±1.32 The third trimester 3.58±1.10 6.47±1.30 F 146.287 109.410 p1 0.000 0.000 p2 0.004 0.347 p3 0.000 0.000 Note: p1 meant comparison between the first trimester and the second trimester; p2 meant comparison between the second trimester and the third trimester; p3 meant comparison between the first trimester and the third trimester.
TC, total cholesterol; TG, triglyceride.
- Table 3
Comparison of the TG level and the TC level between twin pregnancy and singleton pregnancy (mmol/L,
±s)TG TC Elderly group Age group Elderly group Age group The first trimester Singleton 1.21±0.51 (n=34) 1.13±0.42 (n=198) 4.20±0.68 (n=34) 4.18±0.73 (n=198) Twin 1.49±0.48 (n=41) 1.42±0.57 (n=55) 4.31±0.65 (n=41) 4.28±0.71 (n=55) t 6.273 6.352 1.453 1.298 P value 0.000 0.000 0.268 0.347 The second trimester Singleton 2.32±0.86 (n=34) 2.25±0.73 (n=198) 6.27±1.77 (n=34) 6.14±2.21 (n=198) Twin 3.47±1.09 (n=41) 3.06±1.24 (n=55) 6.32±1.96 (n=41) 6.25±1.13 (n=55) t 7.426 7.683 1.372 1.012 P value 0.000 0.000 0.386 0.272 The third trimester Singleton 3.08±0.98 (n=34) 2.94±1.06 (n=198) 6.38±1.43 (n=34) 6.33±1.71 (n=198) Twin 3.59±1.12 (n=41) 3.52±1.04 (n=55) 6.47±1.02 (n=41) 6.43±1.39 (n=55) t 3.287 4.652 0.572 0.546 P value 0.000 0.000 0.482 0.516 TC, total cholesterol; TG, triglyceride.
- Table 4
Comparison of the TG level and the TC level between the GDM group and the non-GDM group in twin pregnancy
Groups Cases The first trimester The second trimester The third trimester TG TC TG TC TG TC The GDM group 22 1.58±0.39 4.37±0.67 3.85±1.13 6.18±1.09 4.13±1.24 6.59±1.28 The non-GDM group 74 1.42±0.28 4.27±0.67 2.99±1.03 6.35±1.38 3.41±1.00 6.43±1.31 t 2.323 0.621 3.324 0.530 2.795 0.525 P value 0.020 0.523 0.001 0.597 0.006 0.601 GDM, gestational diabetes mellitus; TC, total cholesterol; TG, triglyceride.
- Table 5
Comparison of the TG level and the TC level between the PIH group and the non-PIH group in twin pregnancy (mmol/L,
±s)Groups Cases The first trimester The second trimester The third trimester TG TC TG TC TG TC The PIH group 18 1.62±0.35 4.34±0.85 3.92±1.09 6.24±1.12 4.18±1.19 6.61±1.35 The non-PIH group 78 1.45±0.34 4.33±0.79 2.95±1.05 6.32±1.27 3.39±1.09 6.41±1.26 t 2.465 0.637 3.453 0.542 2.378 0.486 P value 0.002 0.496 0.005 0.568 0.004 0.592 PIH, pregnancy-induced hypertension; TC, total cholesterol; TG, triglyceride.
