Table 2 Risk factors in the prediction model for cognitive impairment using multivariate logistic regression
From: Prediction model for cognitive impairment in maintenance hemodialysis patients
Variables | β | OR | 95%CI | χ2 | P value | ||
|---|---|---|---|---|---|---|---|
Lower | Upper | ||||||
Constant | -3.60 | 28.636 | < 0.001 | ||||
Age (years) | < 55.0 | Reference | |||||
55.0–64.0 | 1.83 | 6.24 | 1.81 | 21.48 | 8.415 | 0.004 | |
65.0–74.0 | 2.78 | 16.10 | 4.03 | 64.37 | 15.447 | < 0.001 | |
≥ 75.0 | 4.50 | 90.22 | 16.86 | 482.86 | 27.672 | < 0.001 | |
Duration of dialysis (years) | 0–5 | Reference | |||||
≥ 5 | 1.38 | 3.99 | 1.58 | 10.04 | 8.616 | 0.003 | |
Smoking | No | Reference | |||||
Yes | 1.53 | 4.61 | 1.46 | 14.57 | 6.757 | 0.009 | |