Table 2.
Personal and kitchen 24-hour average fine particulate matter concentrations for all households and by stove type
| 24-hour average personal PM2.5 (μg/m3) | 24-hour average kitchen PM2.5 (μg/m3) | |||||||
|---|---|---|---|---|---|---|---|---|
| Mean (SD) | 25th – 75th percentile | Median | n | Mean (SD) | 25th – 75th percentile | Median | n | |
| All households | 101 (70) | 51-135 | 79 | 105 | 264 (328) | 62-374 | 132 | 106 |
| Stove Type | ||||||||
| Traditional stove | 125 (76) | 65-155 | 114 | 62 | 354 (373) | 91 – 511 | 181 | 62 |
| Justa stove | 66 (38) | 39-81 | 53 | 43 | 137 (194) | 38-159 | 71 | 44 |
| Stove Type, incorporating age of Justa stove | ||||||||
| Traditional stove | 125 (76) | 65-155 | 114 | 62 | 354 (373) | 91-511 | 181 | 62 |
| Justa 19 months old or older | 61 (28) | 41-77 | 59 | 16 | 102 (76) | 39-176 | 77 | 15 |
| Justa less than 19 months old | 69 (43) | 39-81 | 52 | 27 | 155 (232) | 37-155 | 70 | 29 |
| Stove Type, incorporating primary and secondary stoves in household | ||||||||
| Traditional primary stove plus traditional secondary stove | 133 (85) | 65-166 | 115 | 22 | 318 (405) | 91-394 | 136 | 21 |
| Traditional stove only | 120 (72) | 63-150 | 111 | 40 | 372 (359) | 105-538 | 243 | 41 |
| Justa primary stove plus traditional secondary stove | 68 (35) | 39-84 | 68 | 22 | 148 (245) | 39-150 | 67 | 23 |
| Justa stove only | 63 (42) | 41-69 | 52 | 21 | 124 (119) | 37-176 | 71 | 21 |
PM2.5, fine particulate matter; SD, standard deviation