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Table 3 The multiple regression model showing the influence of patient-associated factors on health related quality of life of after total hip arthroplasty

From: Evaluation of health-related quality of life after total hip arthroplasty: a case-control study in the Iranian population

Variable Mean SF-36 score B Std. Error t P-value
Post-operative Complications
• Positive 23.36 ± 10.7 −6.57 2.01 −2.54 0.001
• Negative 43.2 ± 11.3     
Adherence to pelvic physiotherapy
• Yes 46.2 ± 12.1 2.09 1.46 1.81 0.014
• No 32.1 ± 9.8     
Gender
• Female 32.1 ± 11.8 4.52 1.54 2.11 0.023
• Male 45.4 ± 13.2     
Marriage status
• Married 42 .1 ± 11.4 2.78 2.06 1.34 0.41
• Single 39.2 ± 10.6     
• Divorced 39.6 ± 9.3     
• Widowed 38.9 ± 10.17     
Educational status
• Illiterate 37.1 ± 11.5 3.41 2.44 1.68 0.38
• Under diploma 42.2 ± 12.7     
• Diploma 41.07 ± 12.4     
• College education 41.8 ± 11.2     
Smoking history
• Positive 40.8 ± 10.9 −1.98 1.13 −1.26 0.23
• Negative 42.4 ± 11.7     
Surgeon number
• 1 42.08 ± 12.1 2.54 2.17 1.88 0.6
• 2 40.3 ± 11.8     
• 3 38.6 ± 11.3     
Number of comorbidity
• 0 45.7 ± 11.3 −4.82 1.97 −.1.56 0.011
• 1 43.9 ± 10.7     
• 2 34.8 ± 11     
• > 2 27.2 ± 12.4     
BMI (kg/m2) −1.18 0.54 .42 0.044
Follow-up 1.76 1.08 .98 0.12
Age 1.48 .91 .84 0.78