Table 3 Distribution of EQ-5D-5L dimensions at baseline and at follow-up

Dimension

Baseline

Baseline^a

Follow-up

p value

Mobility mean (95% CI)

1.7 (1.6–1.8)

1.7 (1.5–1.8)

1.5 (1.4–1.6)

No problems n (%)

378 (62.1)

149 (60.8)

170 (69.4)

0.0081

Slight problems n (%)

119 (19.5)

53 (21.6)

40 (16.3)

Moderate problems n (%)

49 (8.1)

23 (9.4)

21 (8.6)

Severe problems n (%)

59 (9.7)

18 (7.4)

14 (5.7)

Unable to walk about n (%)

3 (0.5)

2 (1.0)

0 (0)

Self-care mean mean (95% CI)

1.3 (1.2–1.3)

1.3 (1.2–1.4)

1.2 (1.2–1.3)

No problems n (%)

517 (84.9)

202 (82.5)

204 (83.3)

0.4

Slight problems n (%)

56 (9.2)

27 (11.0)

29 (11.8)

Moderate problems n (%)

18 (2.9)

9 (3.7)

8 (3.3)

Severe problems n (%)

15 (2.5)

7 (2.9)

4 (1.6)

Unable to wash or dress n (%)

2 (0.2)

0 (0)

0 (0)

Usual activities mean (95% CI)

1.8 (1.7–1.9)

1.9 (1.8–2.1)

1.8 (1.6–1.9)

No problems n (%)

350 (57.5)

120 (49.0)

142 (58.0)

0.1

Slight problems n (%)

129 (21.1)

69 (28.2)

45 (18.4)

Moderate problems n (%)

64 (10.5)

23 (9.4)

32 (13.1)

Severe problems n (%)

58 (9.5)

27 (11.0)

24 (9.8)

Unable to do usual activities n (%)

5 (0.8)

5 (2.0)

2 (0.8)

Pain/discomfort mean (95% CI)

2.3 (2.2–2.4)

2.2 (2.1–2.4)

2.1 (1.9–2.2)

No pain/discomfort n (%)

218 (35.8)

90 (36.7)

109 (44.5)

0.0245

Slight pain/discomfort n (%)

142 (23.3)

58 (23.7)

53 (21.6)

Moderate pain/discomfort n (%)

127 (20.9)

53 (21.6)

47 (19.2)

Severe pain/discomfort n (%)

92 (15.1)

35 (14.3)

29 (11.8)

Extreme pain/discomfort n (%)

29 (4.8)

9 (3.7)

7 (2.9)

Anxiety/depression mean (95% CI)

2.7 (2.6–2.8)

2.7 (2.6–2.9)

2.7 (2.5–2.8)

Not anxious/depressed n (%)

137 (22.5)

48 (19.6)

63 (25.7)

0.3

Slightly anxious/depressed n (%)

157 (25.8)

66 (26.9)

46 (18.8)

Moderately anxious/depressed n (%)

136 (22.3)

56 (22.9)

64 (26.1)

Severely anxious/depressed n (%)

132 (21.7)

51 (20.8)

56 (22.9)

Extremely anxious/depressed n (%)

45 (7.4)

24 (9.8)

16 (6.5)