Table 1.
Sociodemographic and obstetrical characteristics of pregnancies from women living with HIV and women without HIV, 2008–2018 (n=55,844)
| Characteristics | WLH (n=1536) | WWOH (n=54,308) | P value |
|---|---|---|---|
| Median age at delivery (interquartile range) | 28 (23–33)n (%) | 25 (21–31)n (%) | <.001a,b |
| Age at delivery (n=55,837) | <.001b,c | ||
| <18 | 52 (3.4) | 4738 (8.7) | |
| 18–24 | 432 (28.1) | 20,116 (37.1) | |
| 25–34 | 785 (51.1) | 21,713 (40.0) | |
| >35 | 267 (17.4) | 7734 (14.2) | |
| Geographic region | .017b | ||
| Urban | 1041 (67.8) | 35,526 (65.4) | |
| Greater metropolitan region | 440 (28.7) | 16,037 (29.5) | |
| Rural/outskirts | 55 (3.6) | 2745 (5.1) | |
| Race/ethnicity (n=55,825) | <.001b | ||
| White | 900 (58.6) | 39,536 (72.8) | |
| Black | 421 (27.4) | 9066 (16.7) | |
| Multiracial | 212 (13.8) | 5658 (10.4) | |
| Asian | 0 (0.0) | 20 (0.0) | |
| Native/Indigenous | 3 (0.2) | 9 (0.0) | |
| Gravida | <.001b | ||
| Primigravid | 262 (17.1) | 19,594 (36.1) | |
| Multigravid | 1274 (82.9) | 34,714 (63.9) | |
| Fetal sex (n=48,736) | .159 | ||
| Male | 717 (53.1) | 24,246 (51.2) | |
| Female | 633 (46.9) | 23,140 (48.8) | |
| Twin gestation (n=48,765) | 50 (3.7) | 1886 (4.0) | .604 |
| Previous cesarean delivery | 138 (37.7) | 2918 (33.5) | .098 |
| Pregnancy loss | |||
| Any | 216 (14.1) | 7472 (13.8) | .733 |
| Stillbirth | 52 (3.4) | 1078 (2.0) | <.001b |
| Miscarriage | 164 (10.7) | 6394 (11.8) | .188 |
| Previous pregnancy loss (n=11,254) | 93 (20.8) | 2287 (21.2) | .856 |
| Syphilis during pregnancy (n=55,777) | 191 (12.4) | 1814 (3.3) | <.001b |
WLH, women living with HIV; WWOH, women without HIV.
a
Compared using the Mann–Whitney U test
b
Statistically significant with P<0.05
c
Compared using the Pearson chi-square test. Yang. Pregnancy loss and HIV in Brazil. Am J Obstet Gynecol Glob Rep 2022.