Table 2 Sociodemographic and clinical characteristics of participants who responded to the pregnancy intention questions in the 2019 antenatal HIV Sentinel Survey, South Africa.

From: The prevalence of unintended pregnancy and its association with HIV status among pregnant women in South Africa, a national antenatal survey, 2019

Description

Sample distribution (N = 34,946)

Number (%)*

Median (IQR)** age in years

26 (22–31)

Age, years

15–19

4245 (12.5)

20–24

9001 (27.7)

25–29

8650 (27.0)

30–34

6357 (19.9)

35–49

4148 (12.9)

Missing

2545

Relationship with the father of the child

Married

5988 (17.8)

Co-habiting

9182 (28.2)

In a relationship, living apart

18,234 (50.8)

Single

1128 (3.2)

Missing

414

Population group

Black African

30,758 (89.3)

Colored

3588 (9.2)

Other (White, Asian)

489 (1.5)

Missing

111

Education

None or primary

4182 (12.6)

Secondary

25,954 (73.5)

Tertiary

4595 (13.9)

Missing

215

Gravidity

Primigravida (1)

10,879 (31.1)

Multigravida (≥ 2)

23,585 (68.9)

Missing

482

Geographical type

Urban

20,735 (59.3)

Rural

11,263 (32.2)

Peri-urban

2948 (8.5)

HIV status (per medical record data)

HIV-positive

10,518 (29.1)

HIV-negative

24,403 (70.9)

Missing

25

Knowledge of HIV status and ART** status before pregnancy among HIV-positive participants (n = 10,518)

Started ART before pregnancy

6833 (64.1)

Knew HIV-positive status before pregnancy but had not initiated ART until after the first antenatal visit

494 (4.6)

Newly diagnosed with HIV during antenatal visit

2469 (24.1)

Positive but timing of diagnosis/timing of ART initiation unknown

722 (7.2)

Median (IQR)** gestational age at booking (weeks)

15 (11–20)

Pregnancy intention question 1 (LMUP item 3)

I intended to get pregnant

13,646 (40.7)

My intentions kept changing

1432 (4.0)

I did not intend to become pregnant

19,868 (55.3)

Pregnancy intention question 2 (LMUP** item 5)

The father of the child and I had agreed that we would like me to be pregnant

13,647 (40.7)

The father of the child and I had discussed having children together, but hadn’t agreed for me to get pregnant

7611 (21.3)

We never discussed having children together

13,688 (38.0)

  1. Colored refers to a multiracial ethnic group.
  2. *Weighted percentages. Missing data excluded from the denominator when calculating percentages.
  3. **ART, antiretroviral therapy; IQR, interquartile range; LMUP, London Measure of Unplanned Pregnancy.