Data on home building characteristics and indoor environment factors.

aHigher number stands for warmer climate.bSubjects have reported one of the following dampness problems: water leakage, floor dampness, visible molds or moldy odor in the last 12 months.cDampness index, number of “yes” answers to “any dampness in the last 12 months” and “any dampness in the last 5 year”: 0, answers were both “no”; 1, only one answer was “yes”; 2, answers were “yes” to both questions.dHigher number stands for more window opening.eSubjects with missing data on gender (n = 73) were excluded.fSubjects with missing data on age (n = 49) were excluded.gp value by Chi-square test.