Research Article
The Association between Residence Floor Level and Cardiovascular Disease: The Health and Environment in Oslo Study
Table 4
Prevalence of disease by floor level and chi-square tests of difference (block apartment residents only).
| | | Total
| Basement and 1st floor | 2nd-3rd floor | 4th-5th floor | 6th–10th floor | ≥11th floor | value |
| | Stroke | 5.6% () | 5.9% () | 5.4% () | 5.2% () | 7.3% () | 7.5% () | 0.481 | | Venous thromboembolism (VTE) | 5.9% () | 5.7% () | 6.0% () | 4.5% () | 9.0% () | 8.8% () | 0.012 | | Intermittent claudication (IC) | 5.8% () | 6.6% () | 6.0% () | 4.3% () | 6.3% () | 10.0% () | 0.051 |
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