Development of dementia during the 5-year follow-up period | Total sample (n = 102,636) | COPD group (n = 51,318) | Control group (n = 51,318) | |||
---|---|---|---|---|---|---|
 | No. | % | No. | % | No. | % |
Yes | 1,488 | 1.4 | 1,025 | 2.0 | 423 | 0.8 |
No | 101,188 | 98.6 | 50,293 | 98.0 | 50,895 | 99.2 |
Crude HR (95% CI) | - | 2.51a (2.24–2.81) | - | |||
Adjusted HR (95% CI) | - | 2.42b (2.16–2.71) | - |