Table 1 Maternal characteristics at enrolment (first antenatal visit)

 Age (years) median (IQR)

29 (25 – 34)

Age categories n (%)

 < 25 years

232 (24%)

 25 – 35 years

573 (59%)

  > 35 years

162 (17%)

 First documented pregnancy n (%)

200 (20.7%)

 Last school grade completed^a median (IQR)

11 (10 – 12)

 Tertiary education n (%)

22 (2.3%)

 Gestational age at first antenatal visit^b (weeks) median (IQR)

19 (13 – 24)

 Living with HIV n (%)

472 (48.8%)

 Chronic medical condition n (%)

58 (6%)

 Diabetes mellitus

8 (0.8%)

 Hypertension

27 (2.8%)

 Asthma

16 (1.7%)

 Epilepsy

2 (0.2%)

 Cardiac disease

1 (0.1%)

 Thyroid disease

6 (0.6%)

 Psychiatric conditions^c

7 (0.7%)

 TB treatment during this pregnancy n (%)

7 (0.7%)

 Number of medicines excl. TCAM median (IQR)

5 (3 – 6)

 Number of medicine excl. TCAM & vitamins & supplements

3 (1 – 4)

Number of medicines^d (excl. TCAM)

 0

53 (5.5%)

 1

35 (3.6%)

 2

36 (3.7%)

 3

182 (18.8%)

  > 3

661 (68.4%)

Number of medicines^d (excl. TCAM & vitamins & supplements

 0

73 (7.6%)

 1

191 (19.8%)

 2

148 (15.3%)

 3

187 (19.3%)

  > 3

388 (40.1%)