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Table 1 baseline characteristics

From: An analysis of the complementarity of ICECAP-A and EQ-5D-3 L in an adult population of patients with knee pain

Characteristic

Mean values (SD)

Median values (IQR)

Measure range

Sample range

Sample size

Socio-demographic

Age (SD)

63.3 (9.9)

  

45 to 90

456

Gender (% male)

50.2 %a

   

456

Health and functioning

ICECAP-A tariff

0.88 (0.12)

0.91 (0.85, 0.97

0.0 to 1.0

0.34 to 1.0

452

EQ-5D-3 L index

0.63 (0.24)

0.69 (0.62, 0.76)

−0.59 to 1.0

−0.18 to 1.0

442

WOMAC painb

8.5 (3.5)

8 (6, 11)

0 to 20

0 to 18

449

WOMAC stiffness

3.8 (1.7)

4 (3, 5)

0 to 8

0 to 8

451

WOMAC functioning

28.7 (12.2)

27 (20, 37)

0 to 68

0 to 62

446

GAD-7c

3.4 (4.7)

1 (0, 4)

0 to 21

0 to 21

439

PHQ-8d

4.1 (4.8)

2 (1, 5)

0 to 24

0 to 24

442

  1. aNot a mean value. bWOMAC (Western Ontario and McMaster Universities Osteoarthritis Index). cGAD-7 (General Anxiety Disorder-7) is a measure of anxiety. dPHQ-9 (Patient Health Questionnaire-9) is a measure of depression