Table 4.
Prevalence ratios for respiratory conditions among children by demographic and household exposure indicators.
| Had 1 or More Respiratory Conditions | ||||
|---|---|---|---|---|
| Study Factors | n/N ^ | n (%) P | PR a (95% CI) | p Value |
| Mother’s Education Level | ||||
| None to grade 9 R | 8/21 | 38.1 | 1.00 | |
| Grade 10 | 10/32 | 31.3 | 0.82 (0.38–1.75) | 0.609 |
| Grade 11 or higher | 3/10 | 30.0 | 0.79 (0.39–1.60) | 0.509 |
| School-aged (5 years old or older) | ||||
| Yes | 13/41 | 31.7 | 1.00 | |
| No | 8/22 | 36.4 | 1.14 (0.52–2.50) | 0.744 |
| Type of Stove * | ||||
| Anagi R | 8/34 | 23.5 | 1.00 | |
| Traditional | 13/29 | 44.8 | 2.08 (1.21–+∞) | 0.014 |
| Stove with Chimney * | ||||
| Yes R | 9/32 | 28.1 | 1.00 | |
| No | 12/31 | 38.7 | 1.45 (0.80–+∞) | 0.153 |
| Location of Cooking Area | ||||
| Partitioned from rest of home R | 8/32 | 25.0 | 1.00 | |
| Not partitioned from rest of home | 8/13 | 61.5 | 2.46 (1.22–4.95) | 0.012 |
| Separate building from living space | 5/18 | 27.8 | 1.11 (0.49–2.50) | 0.799 |
| Mean 48-h Indoor PM2.5 Concentrations, µg/m3 * | ||||
| Less than 100 R | 6/24 | 25.0 | 1.00 | |
| 100 to <200 | 5/17 | 29.4 | 1.18 (0.49–+∞) | 0.379 |
| 200 or higher | 10/22 | 45.5 | 1.82 (0.92–+∞) | 0.077 |
^ n = No. of cases with 1 or more respiratory conditions (wheezing (neck whistle), asthma diagnosis) and N = total number of children with respiratory information (63); P percentage of cases with 1 or more respiratory conditions; R Reference category; a prevalence ratio; * one-sided p value and CI.