Skip to main content

Table 1 Population characteristics from six cross-sectional surveys (N = 22, 132)

From: Bed net use among school-aged children after a universal bed net campaign in Malawi

Population characteristics Rainy 2012 Dry 2012 Rainy 2013 Dry 2013 Rainy 2014 Dry 2014
N 3475 3873 3767 3680 3590 3747
 Urban 1215 1320 1281 1259 1272 1331
 Rural moderate transmission 1087 1237 1199 1155 1094 1142
 Rural high transmission 1173 1316 1287 1266 1224 1274
Age category
 Less than 5 years (%) 17.7 17.7 17.8 16.8 17.5 17.0
 5–15 years (%) 30.2 31.7 33.0 34.3 33.9 36.0
 Over 15 years (%) 49.2 49.7 49.2 48.9 48.6 47.0
Head of household education level
 Never attended (%) 22.6 21.4 22.8 23.8 21.5 17.4
 Some primary (%) 41.2 40.6 38.9 37.5 40.7 43.7
 Completed primary (%) 12.0 12.0 14.1 15.3 13.7 14.4
 Some secondary or more (%) 24.2 26.1 24.2 23.4 24.1 23.8
Mean household size (SD) 3.9 (1.8) 4.3 (1.8) 4.1 (1.7) 4.0 (1.7) 3.9 (1.7) 4.1 (1.7)
Percent female (%) 54.3 52.7 55.0 54.9 54.9 55.0
Percent of households which own one or more netsa (%) 51.4 83.1 87.5 83.2 81.3 70.9
Percent of SAC who live in households with netsa (%) 55.3 87.5 87.1 84.4 83.2 71.5
Among houses with nets
 Percent of children under five who use netsa (%) 76.2 80.3 87.0 77.6 89.5 68.9
 Percent of school-aged children who use netsa (%) 43.6 56.2 68.1 53.9 62.4 46.2
 Percent of adults over age 15 who netsa (%) 72.2 72.8 83.1 71.8 82.3 67.0
Ratio of SAC net use to non-SAC net useb
 Urbana 0.41 0.68 0.55 0.71 0.51 0.50
 Rural, moderate transmission 0.47 0.50 0.40 0.45 0.41 0.52
 Rural, high transmission 0.51 0.51 0.49 0.36 0.41 0.44
  1. aIndicates variable with statistically significant difference (p < 0.0001) between surveys by Chi square test
  2. bPrevalence ratio of net use calculated among households that own nets and comparing school-aged children to the remaining population