Research Article

The Association between Residence Floor Level and Cardiovascular Disease: The Health and Environment in Oslo Study

Table 3

Results from logistic regression models including all types of housing (). The figures represent odds ratios (OR) including 95% confidence intervals (CI) for the different outcomes. The category basement and 1st floor is reference category.

Basement and 1st floor
2nd-3rd floor
4th-5th floor
6th–10th floor
≥11th floor
-trend
OR95% CIOR95% CIOR95% CIOR95% CI

Stroke
 Model 01 (ref.)0.836(0.683–1.023)1.139(0.855–1.517)1.578(1.061–2.345)2.500(1.311–4.766)<0.001
 Model 11 (ref.)0.912(0.742–1.122)1.206(0.895–1.623)1.281(0.849–1.932)1.936(0.990–3.785)0.001
 Model 21 (ref.)0.915(0.744–1.126)1.193(0.886–1.608)1.240(0.821–1.873)1.846(0.945–3.605)0.002
 Model 31 (ref.)0.907(0.736–1.118)1.172(0.868–1.583)1.183(0.779–1.795)1.876(0.953–3.691)0.002
Venous thromboembolism (VTE)
 Model 01 (ref.)1.046(0.859–1.274)0.984(0.725–1.336)2.043(1.415–2.951)2.332(1.191–4.566)<0.001
 Model 11 (ref.)1.129(0.924–1.379)1.052(0.770–1.439)1.814(1.242–2.647)1.961(0.985–3.906)0.007
 Model 21 (ref.)1.138(0.932–1.391)1.046(0.765–1.431)1.768(1.210–2.585)1.873(0.940–3.733)0.012
 Model 31 (ref.)1.143(0.935–1.398)1.043(0.761–1.429)1.720(1.174–2.518)1.873(0.939–3.738)0.015
Intermittent claudication (IC)
 Model 01 (ref.)0.935(0.770–1.136)0.882(0.649–1.199)1.312(0.864–1.993)2.917(1.597–5.327)<0.001
 Model 11 (ref.)1.007(0.825–1.228)0.950(0.639–1.303)1.111(0.722–1.708)2.410(1.288–4.509)0.003
 Model 21 (ref.)1.015(0.832–1.238)0.940(0.685–1.290)1.083(0.703–1.668)2.292(1.226–4.283)0.005
 Model 31 (ref.)1.020(0.835–1.246)0.951(0.692–1.308)1.067(0.691–1.647)2.318(1.237–4.345)0.005

Model 0: crude associations.
Model 1: age, gender, living with someone, and country of birth (sociodemographics).
Model 2: Model 1 + education and occupational status (SES).
Model 3: Model 2 + BMI, PA, smoking status, alcohol consumption, and diet (health behaviors).
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