Table 2 Observed patient-reported outcomes at baseline and at 36 months

EQ-5D health state: VAS score^a

 Baseline

55.2 [52.3; 58.0]

51.1 [48.2; 54.0]

 36 months

66.2 [62.4; 69.9]

70.0 [66.0; 74.1]

 Change from baseline

11.0 [6.5; 15.4]

18.9 [14.0; 23.9]

PsAID-12: overall PsAID^b

 Baseline

5.4 [5.1; 5.7]

5.3 [5.0; 5.6]

 36 months

2.5 [2.2; 2.8]

1.8 [1.5; 2.0]

 Change from baseline

−2.9 [−3.2; −2.5]

−3.5 [−3.9; −3.2]

PsAID-12: pain^c

 Baseline

6.0 [5.6; 6.3]

6.1 [5.7; 6.4]

 36 months

3.0 [2.7; 3.4]

2.3 [2.0; 2.6]

 Change from baseline

−2.9 [−3.3; −2.5]

−3.8 [−4.2; −3.4]

PsAID-12: skin^d

 Baseline

6.0 [5.6; 6.4]

4.8 [4.4; 5.2]

 36 months

2.1 [1.8; 2.4]

1.6 [1.3; 1.9]

 Change from baseline

−3.9 [−4.4; −3.4]

−3.1 [−3.6; −2.7]

WPAI: work time missed (absenteeism)^e, %

 Baseline

13.2 [6.8; 19.7]

24.0 [16.4; 31.6]

 36 months

1.5 [−0.1; 3.0]

3.2 [0.6; 5.8]

 Change from baseline

−11.8 [−18.4; −5.1]

−20.8 [−27.9; −13.6]

WPAI: impairment while working (presenteeism)^f, %

 Baseline

37.8 [31.9; 43.7]

51.0 [45.4; 56.6]

 36 months

16.3 [12.2; 20.3]

13.7 [10.1; 17.2]

 Change from baseline

−21.6 [−28.3; −14.8]

−37.3 [−42.8; −31.8]

WPAI: work productivity loss^g, %

 Baseline

43.3 [35.6; 51.1]

58.8 [52.4; 65.2]

 36 months

18.4 [13.5; 23.3]

14.3 [10.3; 18.3]

 Change from baseline

−24.9 [−34.0; −15.8]

−44.5 [−50.6; −38.4]

WPAI: activity impairment^h, %

 Baseline

53.1 [49.2; 57.0]

57.9 [54.2; 61.6]

 36 months

25.1 [21.6; 28.6]

17.3 [14.4; 20.1]

 Change from baseline

−28.0 [−32.4; −23.5]

−40.7 [−44.5; −36.8]