Table 5.
Longitudinal prevalence† of guardian-reported common childhood morbidity symptoms among rural Malawian infants and young children, iLiNS-DOSE study, November 2009–May 2012
| Results by study group | Comparison between the groups‡ | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Control (n 314)§ | 10 g LNS/d (n 315)§ | 20 g LNS/d (n 636)§ | 40 g LNS/d (n 633)§ | 10 g LNS/d v. control | 20 g LNS/d v. control | 40 g LNS/d v. control | ||||||||
| Variable | Geometric mean (%) | sd | Geometric mean (%) | sd | Geometric mean (%) | sd | Geometric mean (%) | sd | GMR | 95 % CI | GMR | 95 % CI | GMR | 95 % CI |
| All symptoms | 21·9 | 2·3 | 22·6 | 2·3 | 23·8 | 2·4 | 22·3 | 2·4 | 1·03 | 0·90, 1·18 | 1·09 | 0·97, 1·22 | 1·02 | 0·91, 1·14 |
| Fever | 6·7 | 2·5 | 6·1 | 2·7 | 6·8 | 2·5 | 6·3 | 2·8 | 0·90 | 0·77, 1·06 | 1·00 | 0·88, 1·15 | 0·93 | 0·81, 1·07 |
| Cough | 9·2 | 2·7 | 9·4 | 2·7 | 10·0 | 2·6 | 9·3 | 2·7 | 1·02 | 0·86, 1·20 | 1·09 | 0·95, 1·25 | 1·01 | 0·88, 1·16 |
| Diarrhoea | 2·8 | 3·0 | 3·1 | 3·4 | 3·1 | 3·1 | 2·7 | 3·2 | 1·13 | 0·92, 1·39 | 1·09 | 0·92, 1·30 | 0·96 | 0·81, 1·14 |
| Nasal discharge | 10·4 | 2·9 | 11·4 | 2·7 | 11·8 | 2·7 | 11·3 | 2·7 | 1·09 | 0·92, 1·30 | 1·14 | 0·98, 1·32 | 1·09 | 0·94, 1·26 |
| Difficult breathing | 2·3 | 3·5 | 2·5 | 3·3 | 2·3 | 3·5 | 2·1 | 3·3 | 1·12 | 0·87, 1·45 | 1·00 | 0·80, 1·27 | 0·94 | 0·75, 1·18 |
| Vomiting | 2·5 | 2·8 | 2·2 | 3·3 | 2·6 | 2·9 | 2·6 | 2·9 | 0·88 | 0·72, 1·07 | 1·04 | 0·89, 1·23 | 1·06 | 0·90, 1·24 |
LNS, lipid-based nutrient supplement; GMR, geometric means ratio.
†
Longitudinal prevalence = number of days with symptom/total number of days of follow-up.
‡
Groups were compared using ordinary least squares regression.
§
Excluded thirty-four participants from analysis due to missing data (six in the control group, six in the 10 g LNS/d group, nine in the 20 g LNS/d group and thirteen in the 40 g LNS/d group).