Table 2 Number of subjects according to the building characteristics and dampness
From: Relation of dampness to sick building syndrome in Japanese public apartment houses
| Â | Number of subjects | % |
|---|---|---|
Type of tenure | ||
 Municipal | 289 | 60.2 |
 Prefectural | 191 | 38.3 |
Building age | ||
 ≤9 | 17 | 3.5 |
 10–19 | 12 | 2.5 |
 20–29 | 152 | 31.7 |
 ≥30 | 299 | 62.3 |
Number of rooms | ||
 2 | 17 | 3.5 |
 3 | 255 | 53.1 |
 4 | 208 | 43.3 |
Number of subjects | ||
 1 | 166 | 34.6 |
 2 | 177 | 36.9 |
 3 | 63 | 13.1 |
 4–5 | 68 | 14.2 |
 Unknown | 6 | 1.3 |
Dampness indicator | ||
 Condensation on the windowpanes (n = 477) | 390 | 81.8 |
 Condensation on the walls and/or closet (n = 470) | 191 | 40.6 |
 Visible mold in the bathrooms (n = 477) | 378 | 79.2 |
 Visible mold on the window frames, walls, and/or closet (n = 474) | 282 | 59.5 |
 Moldy odor (n = 477) | 296 | 62.1 |
 Slow drying of the wet towels in bathrooms (n = 475) | 301 | 63.4 |
 Water leakage during past 5 years (n = 466) | 97 | 20.8 |
 Bad water drainage in bathroom (n = 468) | 284 | 60.7 |