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Table 2 Frequencies (percentages%) of item responses in each EQ-5D-5L dimension

From: Health-related quality of life among patients with knee osteoarthritis in Guangzhou, China: a multicenter cross-sectional study

Dimension

Item responsesa

Item scoresb

No problems

Slight

Moderate

Severe

Extreme

\(\mathrm{mean}\pm \mathrm{sd}\)

\(\mathrm{median}\left(\mathrm{IQR}\right)\)

Mobility

130 (25.048)

209 (40.270)

138 (26.590)

33 (6.358)

9 (1.734)

2.195 ± 0.944

2 (1–3)

Self-care

282 (54.335)

158 (30.443)

58 (11.175)

14 (2.697)

7 (1.349)

1.663 ± 0.879

1 (1–2)

Usual activities

171 (32.948)

235 (45.279)

82 (15.800)

26 (5.010)

5 (0.963)

1.958 ± 0.880

2 (1–2)

Pain/Discomfort

110 (21.195)

229 (44.123)

138 (26.590)

36 (6.936)

6 (1.156)

2.227 ± 0.900

2 (2–3)

Anxiety/Depression

209 (40.270)

193 (37.187)

90 (17.341)

24 (4.624)

3 (0.578)

1.881 ± 0.895

2 (1–2)

  1. Abbreviations: sd Standard Deviation, IQR interquartile range
  2. aData are presented as No (%) 
  3. bItem scores for the five EQ-5D-5L dimensions (Mobility, Self-care, Usual activities, Pain/Discomfort and Anxiety/Depression) range from 1 to 5