Dampness characteristics of the current dwellings of subjects in the cohort in ECRHS I and ECRHS II
| ECRHS I | ECRHS II | McNemar | |
| Prevalence (%) | Prevalence (%) | p value | |
| Self-reported | |||
| Water damage | |||
| Ever | 26.8 | 28.2 | 0.061 |
| 12 months | 10.9 | 10.2 | 0.167 |
| Damp spots | |||
| 12 months | NA | 20.2 | |
| Mould | |||
| Ever, any place | 28.9 | 24.7 | <0.001 |
| Bathroom | 12.0 | 11.0 | 0.040 |
| Bedroom | 11.2 | 10.0 | 0.017 |
| Living room | 6.1 | 5.1 | 0.010 |
| Kitchen | 5.7 | 3.7 | <0.001 |
| 12 months, any place | 18.0 | 16.5 | 0.013 |
| Observed* (n=3118) | |||
| Damp spots (any 3 places) | NA | 18.5 | |
| Mould (any 3 places) | NA | 13.5 | |
| Reported window condensation in winter (any 2 places) | NA | 33.9 | |
↵* Only available in ECRHS II.
ECRHS, European Community Respiratory Health Survey; NA, not available.