From: Outcomes following large joint arthroplasty: does socio-economic status matter?
 | PCSKnee | MCSKnee | PCSHip | MCSHip |
---|---|---|---|---|
Variables | Coefficient (95% CI) p | Coefficient (95% CI) p | Coefficient (95% CI) p | Coefficient (95% CI) p |
Female sex | −1.20 (−2.56:0.15) 0.08 | −0.19 (−1.59:1.21) 0.79 | 0.01 (−1.43:1.45) 0.99 | −1.47 (−2.90:-0.04) 0.04 |
Age (years) | −0.06 (−0.14:0.02) 0.13 | 0.11 (0.03:0.19) 0.005 | −0.12 (−0.21:-0.02) 0.02 | 0.07 (−0.02:0.17) 0.12 |
SES score□ | 0.05 (−0.18:0.29) 0.65 | −0.28 (−0.52:-0.04) 0.02 | 0.13 (−0.12:0.39) 0.30 | −0.15 (−0.40:0.10) 0.25 |
BMI¶ | −0.06 (−0.17:0.04) 0.24 | −0.01 (−0.12:0.09) 0.79 | −0.11 (−0.24:0.01) 0.08 | 0.02 (−0.11, 0.14) 0.81 |
Prosthesis type§ | −1.16 (−2.25:0.07) 0.04 | −0.99 (−2.12:0.13) 0.08 | - | - |
Cemented prosthesis$ | - | - | 0.75 (−0.98:2.46) 0.40 | −0.12 (−1.82:1.58) 0.89 |
Complication | −2.76 (−4.23:-1.30) < 0.0001 | −1.60 (−3.11:0.10) 0.04 | −1.31 (−2.93:0.30) 0.11 | −0.39 (−1.99:1.20) 0.63 |
Non-English speaking | −1.23 (−2.96:0.49) 0.16 | −1.60 (−3.37:-0.18) 0.08 | −0.77 (−3.10:1.55) 0.51 | −0.44 (−2.73:1.86) 0.71 |
Age-adjusted CCI* | −0.72 (−1.01:-0.42) < 0.0001 | −0.36 (−0.67:-0.06) 0.02 | −0.92 (−1.28:-0.57) < 0.0001 | −0.54 (−0.89:-0.19) 0.002 |
Pre-op KSSPain ∞ | −0.04 (−0.12:0.04) 0.35 | 0.03 (−0.05:0.11) 0.43 | - | - |
Pre-op KSSFunction ** | 0.07 (0.03:0.11) < 0.0001 | −0.00002 (−0.04:0.04) 1.00 | - | - |
Pre-op HHSPain # | - | - | −0.17 (−0.33:0.001) 0.048 | −0.04 (−0.20:0.13) 0.67 |
Pre-op HHSFunction ¢ | - | - | 0.14 (0.04:0.23) 0.004 | −0.09 (−0.18:0.004) 0.06 |
Pre-op PCS§ | 0.43 (0.32:0.54) < 0.0001 | 0.07 (−0.04:0.18) 0.20 | 0.35 (0.21:0.50) < 0.0001 | 0.14 (0.001:0.28) 0.049 |
Pre-op MCS¶ | 0.16 (0.11:0.22) < 0.0001 | 0.36 (0.31:0.42) < 0.0001 | 0.20 (0.13:0.26) < 0.0001 | 0.35 (0.28:0.41) < 0.0001 |