Variables | NA (N = 1825) | GA (N = 761) | P value# |
---|---|---|---|
Maternal Age (years) | 30.52 ± 4.95 | 30.25 ± 5.21 | 0.212 |
Stratified Age (years) | |||
18–28 | 678(37.15) | 299(39.29) | 0.538 |
29–33 | 641(35.12) | 259(34.03) | |
34–49 | 506(27.73) | 200(26.28) | |
Missing | 0(0) | 3(0.39) | |
Delivery Year | |||
2013 | 188(10.3) | 74(9.72) | 0.931 |
2014 | 460(25.21) | 200(26.28) | |
2015 | 420(23.01) | 173(22.73) | |
2016 | 757(41.48) | 314(41.26) | |
BMI (Kg/m 2 ) | 28.88 ± 4.31 | 28.54 ± 4.27 | 0.188 |
Stratified BMI (Kg/m 2 ) | |||
< 25.5 | 300(16.44) | 129(16.95) | 0.612 |
25.5–28 | 509(27.89) | 203(26.68) | |
28–31 | 478(26.19) | 183(24.05) | |
> = 31 | 473(25.92) | 170(22.34) | |
Missing | 65(3.56) | 76(9.99) | |
Gestational age (Days) | 266.28 ± 17.04 | 249.30 ± 24.03 | < 0.001 |
Stratified Gestational age (Days) | |||
175–259 | 419(22.96) | 449(59.00) | < 0.001 |
260–270 | 501(27.45) | 182(23.92) | |
271–277 | 488(26.74) | 76(9.99) | |
278–301 | 416(22.79) | 53(6.96) | |
Missing | 1(0.05) | 1(0.13) | |
Categorization of Maternal complications | |||
No | 1207(66.14) | 1(0.13) | < 0.001 |
Nuerological disease and/or mental disorders | 7(0.38) | 24(3.15) | |
Coagulation deficiency | 2(0.11) | 168(22.08) | |
Pregnancy-related Complications | 374(20.49) | 520(68.33) | |
Autoimmune disease | 18(0.99) | 30(3.94) | |
Others | 211(11.56) | 18(2.37) | |
Missing | 6(0.33) | 0(0) | |
Emergency or Selective | |||
Emergency | 941(51.56) | 558(73.32) | < 0.001 |
Selective | 883(48.38) | 185(24.31) | |
Missing | 1(0.05) | 18(2.37) | |
Primary or Repeat | |||
Primary | 1246(68.27) | 421(55.32) | < 0.001 |
Repeat | 574(31.45) | 329(43.23) | |
Missing | 5(0.27) | 11(1.45) | |
Twins | |||
No | 1729(94.74) | 727(95.53) | 0.401 |
Yes | 96(5.26) | 34(4.47) | |
Newborn weight(g) | 3260.8 ± 702.2 | 2652.4 ± 821.3 | < 0.001 |
Apgar Score at 1 min | |||
0–4 | 11(0.6) | 49(6.44) | < 0.001 |
5–7 | 31(1.7) | 80(10.51) | |
8–10 | 1782(97.64) | 606(79.63) | |
Death | 1(0.05) | 26(3.42) | |
Apgar Score at 5 min | |||
0–4 | 7(0.38) | 15(1.97) | < 0.001 |
5–7 | 12(0.66) | 42(5.52) | |
8–10 | 1805(98.9) | 678(89.09) | |
Death | 1(0.05) | 26(3.42) | |
NICU | |||
0 | 1512(82.85) | 497(65.31) | < 0.001 |
1 | 310(16.99) | 232(30.49) | |
Missing | 3(0.16) | 32(4.2) | |
Total Hospital Days | 7.34 ± 5.45 | 11.93 ± 9.63 | < 0.001 |
Hospital Days after Delivery | 4.39 ± 1.77 | 6.49 ± 4.20 | < 0.001 |