Table 2 Demographic and clinical characteristics of women who experienced a stillbirth at the Changzhou Women and Children Health Hospital, 2015–2022
Characteristics |  | 2015 n = 125%) | 2016 n = 75(%) | 2017 n = 69(%) | 2018 n = 33(%) | 2019 n = 47(%) | 2020 n = 25(%) | 2021 n = 23(%) | 2022 n = 23(%) | Total n = 420(%) |
|---|---|---|---|---|---|---|---|---|---|---|
Maternal age (years) | < 18 | 2(1.6) | 0(0。0) | 0(0.0) | 0(0.0) | 0(0.0) | 0(0.0) | 0(0.0) | 1(4.4) | 3(0.7) |
18–35 | 105(84.0) | 62(82.7) | 61(88.4) | 28(84.8) | 43(91.5) | 22(88.0) | 18(78.3) | 19(82.6) | 358(85.2) | |
> 35 | 18(14.4) | 13(17.3) | 8(11.6) | 5(15.2) | 4(8.5) | 3(12.0) | 5(21.7) | 3(13.0) | 59(14.1) | |
Gestational age at birth | < 28 | 49(39.2) | 34(45.3) | 28(40.6) | 11(33.3) | 16(34.1) | 0(0.0) | 0(0.0) | 0(0.0) | 138(32.8) |
28–37 | 59(47.2) | 29(38.7) | 30(43.5) | 20(60.6) | 26(55.3) | 17(68.0) | 17(73.9) | 17(73.9) | 215(51.2) | |
> 37 | 17(13.6) | 12(16.0) | 11(15.9) | 2(6.1) | 5(10.6) | 8(32.0) | 6(26.1) | 6(26.1) | 67(16.0) | |
Parity | Primipara | 79(63.2) | 41(54.7) | 41(59.4) | 18(54.5) | 30(63.8) | 11(44.0) | 11(47.8) | 16(69.6) | 248(59.0) |
Multipara | 46(36.8) | 34(45.3) | 28(50.6) | 15(45.5) | 17(36.2) | 14(56.0) | 12(52.2) | 7(30.4) | 172(41.0) | |
Regular check-ups | yes | 37(29.6) | 35(46.7) | 33(47.8) | 17(51.5) | 25(53.2) | 17(68.0) | 16(69.6) | 18(78.3) | 198(47.1) |
no | 88(70.4) | 40(53.3) | 36(52.2) | 16(48.5) | 22(46.8) | 8(32.0) | 7(30.4) | 5(21.7) | 222(52.9) | |
Residence | Urban areas | 43(34.4) | 19(25.3) | 19(27.5) | 16(48.5) | 21(44.7) | 17(68.0) | 19(82.6) | 19(82.6) | 173(41.2) |
Rural areas | 82(65.6) | 56(74.7) | 50(72.5) | 17(51.5) | 26(55.3) | 8(32.0) | 4(17.4) | 4(17.4) | 247(58.8) | |
Type of Pregnancy | Singleton | 122(97.6) | 71(94.7) | 66(95.7) | 33(100.0) | 46(97.9) | 24(96.0) | 23(100.0) | 23(100.0) | 408(97.1) |
Multiple | 3(2.4) | 4(5.3) | 3(4.3) | 0(0.0) | 1(2.1) | 1(4.0) | 0(0.0) | 0(0.0) | 12(2.9) | |
BMI (kg/m2) | < 28 | 103(82.4) | 58(77.3) | 47(68.1) | 26(78.8) | 35(74.5) | 19(76) | 19(82.6) | 17(73.9) | 324(77.1) |
≥ 28 | 22(17.6) | 17(22.7) | 22(31.9) | 7(21.2) | 12(25.5) | 6(24) | 4(17.4) | 6(26.1) | 96(22.9) | |
Fetal sex | Male | 61(48.8) | 39(52) | 37(53.6) | 14(42.4) | 22(46.8) | 14(56) | 11(47.8) | 10(43.5) | 208(49.5) |
Female | 64(51.2) | 36(48) | 32(46.4) | 19(57.6) | 25(53.2) | 11(44) | 12(52.2) | 13(56.5) | 212(50.5) | |
Autopsy | yes | 1(0.8) | 1(1.3) | 2(2.9) | 1(3.0) | 3(6.4) | 1(4.0) | 3(13.0) | 3(13.0) | 15(3.6) |
no | 124(99.2) | 74(98.7) | 67(97.1) | 32(97.0) | 44(93.6) | 24(96.0) | 20(87.0) | 20(87.0) | 405(96.4) | |
CMA | yes | 0(0.0) | 5(6.7) | 3(4.3) | 6(18.2) | 12(25.5) | 6(24.0) | 5(21.7) | 7(30.4) | 44(10.5) |
no | 125(100.0) | 70(93.3) | 66(95.7) | 27(81.8) | 35(74.5) | 19(76.0) | 18(78.3) | 16(69.6) | 376(89.5) |