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Table 1 Characteristics of the patient sample

From: Modelling the relationship between the WOMAC osteoarthritis index and EQ-5D

Variable Obs Mean SD Min Max
Age (yrs) 1593 69.14 9.81 25.64 100.04
Body Mass Index 1455 29.65 4.67 14.17 50.22
EQ-5D 1520 0.29 0.35 −0.594 1
WOMAC pain scale 1660 11.37 3.78 0 20
WOMAC stiffness scale 1657 4.70 1.95 0 8
WOMAC function scale 1664 43.85 11.83 0 68
Proportion - Osteoporosis of the hip 1768 0.61 0.49   
Proportion - Male 1764 0.39 0.49