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Table 1 Demographic and health characteristics of the population at recruitment

From: Incidence of clinical malaria, acute respiratory illness, and diarrhoea in children in southern Malawi: a prospective cohort study

Characteristic at recruitment Children (n = 274)
Age in months (Median, IQR) 25 (16.0–35.0)
Gender: Female (%) 144 (52.6%)
Age categories in months
 6.0–11.9 months, n (%) 50 (18.2%)
 12.0–23.9 months, n (%) 85 (31.0%)
 24.0–48.0 months, n (%) 139 (50.7%)
Recruitment by focal area
 Focal Area A, n (%) 105 (38.3%)
 Focal Area B, n (%) 78 (28.5%)
 Focal Area C, n (%) 91 (33.2%)
Number of children by intervention arm
 Control, n (%) 82 (29.9%)
 HI, n (%) 61 (22.3%)
 LSM, n (%) 82 (29.9%)
 HI and LSM, n (%) 49 (17.9%)
Anthropometry at recruitment
 HAZ < − 2 SD, n (%) 91 (33.5%)
 WAZ < − 2 SD, n (%) 49 (18.0%)
 WHZ < − 2 SD, n (%) 39 (14.3%)
 RDT – positive at recruitment: n (%) 12 (4.4%)
 Haemoglobin level in g/dl: mean SD 11.0 g/dl, 1.1
 Anaemia classification, n (%)  
  Normal Hb ≥ 11.0 g/dl 83 (47.7%)
  Mild Hb 10–10.9 g/dl 66 (37.9%)
  Moderate Hb 7.0–9.9 g/dl 24 (13.8%)
  Severe Hb < 7.0 g/dl 1 (0.6%)
Socioeconomic status
 Wealth Scorea: mean, SD − 0.1, ± 2.0
 Households owning ITN for sleeping 91 (58.7%)
 Households with at least two ITNs (%) 36 (48.9%)
 Presence of open eaves on house (%) 45 (29.0%)
  1. IQR: Interquartile range; Hb: Haemoglobin; SD: Standard deviation; HAZ: Height for age z-score; WAZ: Weight for age z-score; WHZ: Weight for height z-score; HI: House improvement; LSM: Larval source management
  2. aA composite measure of a household's cumulative living standard. Each household assigned a standardized score for each asset (bicycle, radio, TV, domestic animals)