Parameter | Univariate Linear Regression | Multivariate Linear Regression |
---|---|---|
Coefficient (95% CI) | Coefficient (95% CI) | |
Sex | ||
Male | Ref | Ref |
Female | − 0.98 (− 1.56, − 0.39) | − 0.37 (− 0.86, 0.13) |
Quartile of income | ||
1st quartile | Ref | Ref |
2nd quartile | − 0.20 (− 0.96, 0.55) | − 0.20 (− 0.85, 0.46) |
3rd quartile | − 0.14 (− 0.95, 0.66) | − 0.34 (− 1.05, 0.37) |
4th quartile | − 0.41 (− 1.19, 0.38) | − 0.45 (− 1.13, 0.23) |
Number of procedures | ||
0 | Ref | Ref |
1 | 0.90 (0.42, 1.38) | 0.78 (0.31, 1.24) |
2 | 2.75 (1.90, 3.61) | 2.37 (1.51, 3.23) |
3 | 2.64 (1.84, 3.45) | 2.34 (1.56, 3.13) |
4 | 2.72 (1.70, 3.74) | 2.39 (1.42, 3.36) |
5 | 4.05 (2.65, 5.46) | 3.36 (1.93, 4.78) |
6 | 8.80 (5.87, 11.73) | 7.33 (4.97, 9.69) |
7 + | 11.27 (8.36, 14.18) | 10.38 (7.53, 13.24) |
Number of comorbidities | ||
0 | Ref | Ref |
1–2 | 0.93 (0.29, 1.57) | 0.57 (− 0.04, 1.18) |
3 + | 3.61 (2.93, 4.28) | 2.02 (1.38, 2.66) |
Diabetes without chronic complications | ||
No | Ref | Ref |
Yes | − 0.93 (− 1.61, − 0.26) | − 1.34 (− 1.99, − 0.68) |
Diabetes with chronic complications | ||
No | Ref | Ref |
Yes | 2.44 (1.24, 3.64) | 0.64 (− 0.48, 1.75) |
Congestive heart failure | ||
No | Ref | Ref |
Yes | 2.77 (1.89, 3.64) | 1.33 (0.53, 2.12) |