Table 3 Type of stove used, location, and ventilation among those who used solid fuel for cooking
From: Indoor solid fuel use and tuberculosis in China: a matched case-control study
| Case | Control | |
|---|---|---|
| Total | 149 (100%) | 293 (100%) |
| Type of stove used for cooking | ||
| Open fire | 0 | 0 |
| Surrounded fire | 5 (3.4%) | 9 (3.1%) |
| Improved single-pot stove | 4 (2.7%) | 5 (1.7%) |
| Improved multiple-pot stove | 0 | 1(0.3%) |
| Griddle stove | 127 (85.2%) | 254 (86.7%) |
| Unknown | 13 (8.2%) | 24 (7.4%) |
| Smoke removed by hood or chimney | ||
| Yes | 137 (92.0%) | 272 (92.8%) |
| No | 11(7.4%) | 17 (5.8%) |
| Unknown | 1 (0.7%) | 4(1.4%) |
| Location of cooking | ||
| In a room used for living / sleeping | 6 (4.0%) | 5 (1.7%) |
| In a separate room | 37(24.8%) | 82 (28.0%) |
| In a separate building | 101 (67.8%) | 198 (67.6%) |
| Outdoors | 1 (0.7%) | 1 (0.3%) |
| Unknown | 4 (2.7%) | 7 (2.4%) |
| Ventilation at location of cooking | ||
| Closed room | 5(3.4%) | 4(1.4%) |
| Room with eaves spaces | 11(7.4%) | 43(14.7%) |
| Room with open windows / doors | 100(67.1%) | 169(57.7%) |
| Room with 3 or fewer walls | 3 (2.0%) | 7 (2.4%) |
| Other | 4(2.7%) | 9(3.1%) |
| Unknown | 26(17.5%) | 61(20.8%) |