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Table 1 Baseline characteristics of all patients a

From: Health-related quality of life and functional ability in patients with early arthritis during remission steered treatment: results of the IMPROVED study

 

Early remission

Arm 1

Arm 2

OP group

Baseline characteristics

(N = 387)

(N = 83)

(N = 78)

(N = 50)

Mean age (±SD), years

52 ± 14

48 ± 14

51 ± 14

54 ± 14

Females, n (%)

239 (62)

63 (76)

64 (82)

42 (84)

Symptom duration, weeks

17 (9 to 30)

22 (9 to 40)

21 (8 to 29)

18 (9 to 42)

ACPA-positive, n (%)

225 (58)

40 (48)

36 (46)

25 (50)

RA2010, n (%)

297 (77)

66 (80)

64 (82)

40 (80)

Erosive disease, n (%)

63 (16)

10 (12)

13 (17)

3 (6)

DAS, mean ± SD

3.0 ± 0.9

3.6 ± 0.9

3.6 ± 1.0

3.6 ± 0.9

Tender joint count, median (IQR)

5 (2 to 9)

6 (3 to 10)

8 (4 to 12)

7 (3 to 13)

Swollen joint count, median (IQR)

5 (3 to 8)

8 (6 to 13)

9 (6 to 13)

8 (6 to 14)

HAQ, mean ± SD

1.0 ± 0.7

1.4 ± 0.6

1.4 ± 0.65

1.3 ± 0.7

MCS, mean ± SD

51.2 ± 10.2

46.1 ± 12.4

48.8 ± 11.5

46.5 ± 13.3

PCS, mean ± SD

37.6 ± 9.3

33.0 ± 8.8

32.9 ± 8.9

35.2 ± 8.5

Mean MACTAR, mean ± SD

50.1 ± 4.5

47.7 ± 4.6

48.1 ± 4.6

47.7 ± 5.2

Mean VASgl (±SD), mm

43 ± 24

54 ± 20

54 ± 22

51 ± 22

Mean VASda activity (±SD), mm

56 ± 25

66 ± 19

67 ± 22

66 ± 20

Mean VASpain (±SD), mm

50 ± 24

63 ± 19

61 ± 20

60 ± 24

Mean VASms (±SD), mm

56 ± 27

69 ± 21

62 ± 25

54 ± 30

  1. aData are presented as mean ± SD, median (IQR or number (%). ACPA: anticitrullinated protein antibody; DAS: Disease Activity Score; HAQ: Health Assessment Questionnaire; MACTAR: McMaster Toronto Arthritis Patient Preference Questionnaire; MCS: Mental Component Score on the 36-Item Short Form Health Survey; OP group: outside protocol subgroup; PSC: Physical Component Score on the 36-Item Short Form Health Survey; RA2010: rheumatoid arthritis according to the 2010 American College of Rheumatology and European League against Rheumatism classification criteria [4]; VASda: disease activity; VASgl: global health; VASms: morning stiffness; VASpain: pain.