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Table 3 Relationship between home type and IADL decline by gender

From: Association between stairs in the home and instrumental activities of daily living among community-dwelling older adults

  Outcomea/Totalb, n/n (%) Adjusted OR (95% CI)
Model 1c Model 2d
Men (n = 2923)
One-storey residences 284/1918 (14.8) 1.00 1.00
Walk-up residences 119/941 (12.6) 0.90 (0.71–1.15) 0.90 (0.71–1.14)
Residences with an elevator 9/64 (14.1) 0.84 (0.40–1.76) 0.82 (0.39–1.72)
Women (n = 3799)
One-storey residences 296/2931 (10.1) 1.00 1.00
Walk-up residences 59/764 (7.7) 0.72 (0.53–0.99)* 0.72 (0.52–0.99)*
Residences with an elevator 14/104 (13.5) 1.09 (0.58–2.04) 0.94 (0.49–1.77)
  1. CI, confidence interval; IADL, instrumental activities of daily living; OR, odds ratio
  2. aNumber of people who developed IADL decline during the 3-year follow-up
  3. bNumber of people with IADL independence at baseline
  4. cAdjusted for age, studied area, marital status, working status, self-perceived economic status, body mass index, chronic diseases, smoking, drinking, eating habits, basic activities of daily living, cognitive functioning, and depression
  5. dIn addition to Model 1, self-rated health and social participation were included
  6. *p < 0.05