Exposure | Number of households | Mean | SD | P-value |
---|---|---|---|---|
CO | ||||
High exposurea | 64 | 2.77 ppm | 2.63 ppm | 0.002 |
Low exposureb | 51 | 1.44 ppm | 1.60 ppm | |
PM2.5 | ||||
High exposurea | 66 | 0.62 mg/m3 | 0.99 mg/m3 | < 0.001 |
Low exposureb | 52 | 0.19 mg/m3 | 0.27 mg/m3 | |
CO2 | ||||
High exposurea | 65 | 558.6 ppm | 120.1 ppm | 0.671 |
Low exposureb | 56 | 549.8 ppm | 111.2 ppm |