From: Using medication utilization information to develop an asthma severity classification model
Model 1 (4 groups) | Model 2 (3 groups) | Model 3 (2 groups) | ||||
---|---|---|---|---|---|---|
HR(95%CI) | p-value | HR(95%CI) | p-value | HR(95%CI) | p-value | |
Asthma severity | ||||||
Stage 1 | Reference | Reference | Reference | |||
Stage 2 | 1.389(0.741–2.603) | 0.3053 | ||||
Stage 3 | 1.597(1.133–2.252) | 0.0075 | 1.547(1.105–2.165) | 0.0109 | 1.634(1.211–2.203) | 0.0013 |
Stage 4 | 1.916(1.220–3.010) | 0.0047 | 1.857(1.189–2.900) | 0.0065 |