| Biomass fuel households (n = 77) | No biomass fuel households (n = 79) | P value |
---|---|---|---|
Wheeze frequency, n (%) | |||
  < 4 attacks per week | 64 (83.1) | 68 (86.1) | 0.609 |
  ≥ 4 attacks per week | 13 (16.9) | 11 (13.9) | |
Sleep disturbance due to wheeze, n (%) | |||
  < 1 night of sleep per week | 53 (68.8) | 58 (73.4) | 0.527 |
  ≥ 1 night of sleep per week | 24 (31.2) | 21 (26.6) | |
Difficulty in completing sentence, n (%) | |||
 No speech limitation | 49 (63.6) | 49 (62.0) | 0.835 |
 Speech limit to 1–2 words per breath | 28 (36.4) | 30 (38.0) | |
Symptoms severity categories, n (%) | |||
 Mild/moderate persistent | 63 (81.8) | 73 (92.4) | 0.048 |
 Severe persistent | 14 (18.2) | 6 (7.6) |  |