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Table 1 Characteristics of the study population at baseline (N = 2650)

From: Factors associated with non-attendance at scheduled infant follow-up visits in an observational cohort of HIV-exposed infants in South Africa, 2012–2014

Characteristic n weighted % (95% CI)
Caregiver
 Mother 2607 97.6 (96.7–98.3)
 Other 43 2.4 (1.7–3.3)
Mother’s age~
 13–24 years 681 23.3 (21.5–25.2)
 25–34 years 1480 58.2 (56.0–60.3)
 35–50 years 482 18.1 (16.5–19.7)
Education~
 Grade 7 and below 525 18.8 (17.3–20.5)
 Grade 8 and above 2121 81.0 (79.4–82.5)
Marital status~
 Married/cohabit 648 22.0 (20.4–23.7)
 Single/widow/divorced 2000 78.0 (76.3–79.6)
Ever Breastfed~
 Yes 1880 72.7 (70.9–74.5)
 No 702 27.3 (25.5–29.1)
Disclosure of HIV mother’s statusa
 Yes 2087 76.5 (74.6–78.3)
 No 455 17.4 (15.9–19.1)
 Unknown 108 6.1 (5.0–7.4)
Discriminated against regarding HIV statusa   
 Yes 220 8.6 (7.5–9.9)
 No 2322 85.3 (83.6–86.9)
 Unknown 108 6.1 (5.0–7.4)
Knows MTCT modesa
 Yes 2327 88.6 (87.2–89.8)
 No 87 3.3 (2.6–4.2)
 Unknown 236 8.2 (7.1–9.3)
Mother on ART by 6 weeksa
 Yes 1445 52.3 (50.2–54.4)
 No 1083 41.1 (39.1–43.2)
 Unknown 122 6.6 (5.5–7.9)
Infant on NVP by 6 weeksa
 Yes 2329 85.6 (84.0–87.1)
 No 114 4.5 (3.7–5.5)
 Unknown 207 9.9 (8.5–11.3)
Infant birth weight~
 < 2.5 kg 374 13.9 (12.5–15.4)
 2.5 kg + 2208 86.1 (84.6–87.5)
Infant hospitalised~
 Yes 123 5.1 (4.2–6.1)
 No 2525 94.9 (93.9–95.8)
Travel to facility
 Own car 99 3.6 (2.9–4.4)
 Walked < 30 min 1182 41.4 (39.4–43.4)
 Walked > 30 min 283 10.4 (9.2–11.8)
 Public transport < 30 min 872 35.7 (33.7–37.8)
 Public transport > 30 min 214 8.9 (7.7–10.2)
SESb
 Highest 557 21.1 (19.4–22.8)
 High 459 16.9 (15.4–18.5)
 Middle 540 19.9 (18.4–21.6)
 Low 543 20.5 (18.9–22.3)
 Lowest 551 21.5 (19.9–23.3)
Province
 WC 246 6.5 (5.7–7.4)
 NW 221 6.9 (6.0–7.8)
 NC 84 1.5 (1.2–1.8)
 MP 315 9.6 (8.6–10.7)
 LP 266 9.3 (8.2–10.5)
 KZN 442 26.8 (24.8–28.9)
 GP 524 24.3 (22.5–26.2)
 FS 275 5.2 (4.6–5.9)
 EC 277 10.0 (8.9–11.2)
  1. aa category for missing data was included. ~less than 3% missing data
  2. bSES was calculated using all the data enrolled in the original cross-sectional survey at 6 weeks. South African provinces- WC-Western Cape, NW-North West, NC-Northen Cape, MP-Mpumalanga, LP-Limpopo, KZN-KwaZulu Natal, GP-Gauteng, FS-Free State, EC-Eastern Cape