Variable | Any post-op cardiovascular event | Any post-op infection | Deep wound surgical-site infection | Any complications | Post-op stay (β in days) | Return to operating room within 30 days | Mortalityb |
---|---|---|---|---|---|---|---|
RA versus OA c | 0.66 (0.35, 1.24) | 1.14 (0.80, 1.62) | 0.35 (0.12, 1.08) | 1.07 (0.80, 1.43) | -0.18 (-0.73, 0.38) | 1.41 (1.05, 1.90) | 1.22 (1.00, 1.49) |
Age c | 1.03 (1.02, 1.04) | 1.03 (1.02, 1.03) | 0.99 (0.98, 1.01) | 1.02 (1.02, 1.03) | 0.10 (0.08, 0.12) | 1.00 (0.99, 1.01) | 1.06 (1.05, 1.06) |
Male sex c | 1.04 (0.66, 1.64) | 0.68 (0.53, 0.87) | 0.77 (0.46, 1.29) | 0.8 (0.67, 0.95) | -1.06 (-1.51, -0.61) | 1.05 (0.78, 1.42) | d |
Hip versus knee TJA c | 0.88 (0.73, 1.05) | 1.10 (0.96, 1.26) | 0.96 (0.68, 1.35) | 1.10 (0.99, 1.23) | 0.62 (0.33, 0.90) | 1.38 (1.17, 1.63) | 1.24 (1.16, 1.33) |
Operation Time (in hours) | 1.10 (1.00, 1.22) | 1.11 (1.01, 1.23) | 1.22 (1.04, 1.43) | 1.16 (1.08, 1.24) | 1.10 (0.75, 1.45) | 1.23 (1.13, 1.33) | 1.30 (1.19, 1.41) |
General anesthesia | 1.17 (1.00, 1.39) | 1.43 (0.98, 2.10) | 1.17 (1.04, 1.32) | ||||
Calendar year (1998–2006) | 1.03 (1.00, 1.07) | -0.28 (-0.37, -0.18) | |||||
Caucasian race | -0.98 (-1.68, -0.28) | ||||||
Alcohol consumption | 1.19 (1.02, 1.39) | 1.23 (1.09, 1.38) | |||||
Current smoker | 0.78 (0.62, 1.00) | 1.72 (1.30, 2.26) | 1.57 (1.45, 1.71) | ||||
Poor functional health | 1.48 (1.20, 1.81) | 1.66 (1.07, 2.58) | 1.62 (0.79, 2.46) | 1.42 (1.13, 1.78) | |||
Short of breath, dyspnea ≥2 | 1.53 (1.22, 1.93) | 1.27 (1.10, 1.47) | 1.36 (1.10, 1.66) | 1.20 (1.09, 1.32) | |||
COPD history | 1.27 (1.01, 1.60) | 1.81 (1.52, 2.16) | 1.47 (1.27, 1.70) | 0.54 (0.22, 0.87) | 1.45 (1.32, 1.60) | ||
Bleeding disorder | 2.34 (1.63, 3.37) | 1.83 (1.28, 2.62) | |||||
Pre-op open wound/infection | 3.02 (1.28, 7.13) | 2.46 (1.32, 4.60) | 2.73 (1.62, 4.61) | 2.86 (1.53, 5.35) | 1.91 (1.20, 3.04) | ||
TIA history | 2.03 (1.46, 2.81) | 1.41 (1.11, 1.79) | |||||
Stroke history w/impairment | 1.23 (0.49, 1.96) | ||||||
Stroke history w/o impairment | 1.49 (1.00, 2.21) | 1.21 (1.02, 1.44) | |||||
CHF <30 days pre-op | 1.53 (1.02, 2.29) | 2.54 (0.61, 4.47) | 1.55 (1.22, 1.96) | ||||
Impaired sensorium | 2.30 (1.61, 3.28) | ||||||
Diabetes: oral treatment | 1.18 (1.02, 1.37) | 1.59 (1.14, 2.21) | 1.2 (1.05, 1.37) | ||||
Diabetes: insulin treatment | 1.36 (1.09, 1.69) | 2.48 (1.65, 3.73) | 1.41 (1.18, 1.70) | ||||
Diabetes: oral or insulin | 0.40 (0.16, 0.64) | ||||||
Chemotherapy <30 days preop | 1.72 (1.19, 2.49) | ||||||
Low-dose aspirin | 0.76 (0.64, 0.90) | 0.47 (0.33, 0.67) | 0.77 (0.68, 0.88) | 0.71 (0.62, 0.82) | 0.65 (0.60, 0.70) | ||
White blood cells >11,000/μl | 1.35 (1.16, 1.56) | ||||||
Creatinine >1.2 mg/dl | 1.20 (1.00, 1.44) | ||||||
Hematocrit ≤38% | 1.21 (1.04, 1.42) | 1.25 (1.12, 1.40) | 1.47 (1.36, 1.58) | ||||
Serum sodium >145 m M | 1.64 (1.07, 2.52) | ||||||
GCS (30 days) | 0.75 (0.58, 0.96) | 0.82 (0.69, 0.97) | |||||
GCS (6 months) | 1.86 (1.33, 2.60) | ||||||
GCS (1 year) | 0.45 (0.18, 0.72) | ||||||
GCS (VASQIP) | 1.52 (1.26, 1.82) | ||||||
Constant | 557.9 |