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Table 1 Descriptive statistics and preoperative clinical characteristics of the study population

From: Patient characteristics and valuation changes impact quality of life and satisfaction in total knee arthroplasty – results from a German prospective cohort study

 N/Mean (SD)%
n137 
Age70.15 (8.76) 
Gender male5338.69
BMI (Mean)28.95 (5.78) 
BMI ≥ 305539.86
Metabolic syndrome (yes)75.11
Marital status
 Married8259.85
 Single139.49
 Divorced85.84
 Living Apart10.73
 Widowed3324.09
Housing situation
 Alone4534.35
 With partner5441.22
 With family3123.66
 Other10.76
Health insurance
 Compulsory6950.36
 Private6849.64
Major diagnosis
 Right7554.74
 Left6144.53
 Bilateral10.73
Operations at joint before TKR
 08259.85
 13928.47
 2128.76
 > 342.92
Cement (cement or hybrid)
 Cement6648.18
Already TKR1410.22
Already THR1410.22
Discharge
 Home2618.98
 Inpatient rehabilitation11281.02
Charlson Comorbidity Index
 08964.96
 13626.28
 253.65
 > 375.11
ASA Physical Score Classification
 13324.09
 28662.77
 31813.14
Infiltration anaesthesia4432.12
FNB/ASNB/SSNB6446.72
PDA85.84
Preoperative hemoglobin13.94 (1.14) 
Number of operations and other procedures2.00 (0.97) 
Knee Society Score52.33 (16.23) 
Knee Society Score function66.24 (20.99) 
  1. Abbreviations: FNB femoral nerve block, ASNB anterior sciatic nerve block, SSNB subgluteal sciatic nerve block, PDA peridural anaesthesia