Table 1 Background characteristics of 500 participating households across five provinces in Afghanistan, 2015
|  | All provinces (N = 500) | Balkh province (N = 100) | Herat province (N = 100) | Khost province (N = 100) | Kunduz province (N = 100) | Nangarhar province (N = 100) | P value |
|---|---|---|---|---|---|---|---|
Median household size (IQR) | 7 (5–9) | 6 (4–7) | 6 (4–8.5) | 9 (7–11) | 8 (6–9) | 5 (3–9) | 0.0001 |
Median household size per age group (IQR) | |||||||
 < 5 years | 0 (0–2) | 0 (0–1) | 0 (0–1.5) | 1 (0–3) | 1 (0–2) | 0 (0–0.5) | 0.0001 |
 5–15 years | 2 (1–3) | 2 (1–3) | 1 (0–3) | 3 (2–4) | 2 (1–3) | 2 (1–3) | 0.0001 |
 > 15 years | 4 (2–5) | 3 (2–4.5) | 3.5 (2–5) | 4 (3–5) | 4 (2–6) | 2 (2–4.5) | 0.0001 |
Median male: female ratio of household members (IQR) | 1.0 (0.7–1.5) | 1.0 (0.8–2.0) | 1.0 (0.7–1.5) | 0.8 (0.7–1.3) | 1.0 (0.7–1.5) | 1.0 (0.7–1.5) | 0.0238 |
Highest level of education of the household head, n (%) | |||||||
 None | 176 (35.2%) | 33 (33.0%) | 64 (64.0%) | 17 (17.0%) | 44 (44.0%) | 18 (18.0%) | < 0.001 |
 Religious school | 83 (16.6%) | 8 (8.0%) | 4 (4.0%) | 26 (26.0%) | 26 (26.0%) | 19 (19.0%) | |
 Primary school | 110 (22.0%) | 19 (19.0%) | 14 (14.0%) | 32 (32.0%) | 14 (14.0%) | 31 (31.0%) | |
 Secondary school | 96 (19.2%) | 28 (28.0%) | 15 (15.0%) | 12 (12.0%) | 13 (13.0%) | 28 (28.0%) | |
 Higher education | 35 (7.0%) | 12 (12.0%) | 3 (3.0%) | 13 (13.0%) | 3 (3.0%) | 4 (4.0%) | |
Family position of the respondent, n (%) | |||||||
 Household head (male/female) | 322 (64.4%) | 11 (11.0%) | 50 (50.0%) | 85 (85.0%) | 77 (77.0%) | 99 (99.0%) | < 0.001 |
 Wife of male household head | 111 (22.2%) | 74 (74.0%) | 35 (35.0%) | 0 | 2 (2.0%) | 0 | |
 Other adult in the household | 67 (13.4%) | 15 (15.0%) | 15 (15.0%) | 15 (15.0%) | 21 (21.0%) | 1 (1.0%) | |
Type of floor, n (%) | |||||||
 Unimproved type of floor* | 175 (44.1%) | 42 (48.3%) | 2 (2.4%) | 55 (61.8%) | 22 (30.1%) | 54 (83.1%) | < 0.001 |
 Improved type of floor* | 218 (54.9%) | 41 (47.1%) | 81 (97.6%) | 34 (38.2%) | 51 (69.9%) | 11 (16.9%) | |
 Other types of floors* | 4 (1.0%) | 4 (4.6%) | 0 | 0 | 0 | 0 | |
 Missing | 103 | 13 | 17 | 11 | 27 | 35 | |
Type of wall, n (%) | |||||||
 Unimproved type of wall†| 295 (71.4%) | 41 (41.4%) | 66 (76.4%) | 70 (81.4%) | 63 (85.1%) | 55 (80.9%) | < 0.001 |
 Improved type of wall†| 109 (26.4%) | 54 (54.6%) | 20 (23.3%) | 12 (14.0%) | 10 (13.5%) | 13 (19.1%) | |
 Other types of walls†| 9 (2.2%) | 4 (4.0%) | 0 | 4 (4.7%) | 1 (1.4%) | 0 | |
 Missing | 87 | 1 | 14 | 14 | 26 | 32 | |
Type of roof, n (%) | |||||||
 Unimproved type of roof‡ | 200 (56.3%) | 6 (8.7%) | 20 (34.5%) | 62 (72.1%) | 53 (71.6%) | 59 (86.8%) | < 0.001 |
 Improved type of roof‡ | 138 (38.9%) | 46 (66.7%) | 38 (65.5%) | 24 (27.9%) | 21 (28.4%) | 9 (13.2%) | |
 Other types of roofs‡ | 17 (4.8%) | 17 (24.6%) | 0 | 0 | 0 | 0 | |
 Missing | 145 | 31 | 42 | 14 | 26 | 32 | |