Table 1.
Characteristic | Participants (n = 120) | Nonparticipants (n = 118) | p-Valuea |
---|---|---|---|
Age (years)b | 53.3 ± 12.0 | 51.2 ± 11.4 | 0.16 |
Household characteristics | |||
Elevation (m) | 2,630 ± 187 | 2,609 ± 184 | 0.39 |
Kitchen volume (m3) | 45.6 ± 22.8 | 49.0 ± 20.9 | 0.24 |
Electricity in house (%) | 72 | 78 | 0.26 |
Radio (%) | 93 | 90 | 0.37 |
Television (%) | 25 | 25 | 0.94 |
Bicycle (%) | 28 | 23 | 0.34 |
Cows (%) | 53 | 49 | 0.55 |
Horses (%) | 40 | 39 | 0.89 |
Sheep (%) | 54 | 47 | 0.25 |
Other air pollution sources (%) | |||
Temascal wood-fired sauna | 93 | 91 | 0.45 |
Secondhand tobacco smoke | 28 | 25 | 0.61 |
Two-sided p-values from t-tests for continuous variables and chi-square tests for categorical variables.
Values are mean ± SD for continuous variables.