Table 2 Measures of disease activity for each year from 2008 to 2017 for patients with psoriatic arthritis monitored with outcome measures in an ordinary outpatient clinic

15.8 (13.1) [80.2%]

7.6 (10.2) [86.8%]

3.3 (5.6) [92.5%]

1.5 (2.0) [92.5%]

3.32 (1.49) [53.8%]

10.09 (8.98) [51.9%]

13.0 (9.9) [49.1%]

14.5 (14.5) [84.9%]

15.3 (14.0) [71.3%]

5.8 (9.2) [79.9%]

2.5 (4.6) [96.6%]

1.2 (2.2) [96.6%]

3.05 (1.29) [64.6%]

9.25 (7.97) [80.2%]

12.4 (8.6) [67.5%]

13.2 (12.6) [90.3%]

15.8 (14.5) [77.7%]

5.4 (8.9) [83.3%]

1.7 (3.5) [96.9%]

0.8 (1.7) [96.9%]

2.79 (1.13) [74.2%]

7.35 (6.34) [89.9%]

11.1 (7.9) [78.6%]

11.6 (11.2) [93.7%]

14.1 (12.4) [77.8%]

4.9 (11.1) [82.2%]

1.6 (3.6) [93.4%]

0.6 (1.6) [93.4%]

2.64 (1.06) [75.9%]

6.94 (6.30) [87.9%]

10.6 (8.0) [77.5%]

11.6 (11.8) [90.4%]

12.6 (9.9) [71.4%]

4.2 (6.8) [78.0%]

1.3 (3.2) [93.9%]

0.5 (1.3) [93.9%]

2.52 (1.08) [66.3%]

6.45 (5.90) [87.8%]

9.9 (7.3) [71.6%]

9.7 (11.2) [92.0%]

14.2 (13.1) [77,6%]

4.5 (9.0) [82.9%]

1.5 (3.3) [94.0%]

0.4 (1.1) [94.0%]

2.66 (1.07) [75.1%]

6.60 (5.54) [87.7%]

10.3 (7.1) [78.3%]

10.0 (10.8) [91.9%]

14.6 (13.5) [78.6%]

4.7 (6.9) [83.3%]

1.3 (3.1) [96.6%]

0.4 (1.3) [96.6%]

2.56 (1.08) [74.0%]

6.27 (5.58) [90.0%]

9.8 (7.2) [76.0%]

8.4 (9.4) [95.4%]

14.0 (13.8) [78.9%]

4.5 (9.8) [86.7%]

1.4 (3.3) [97.4%]

0.4 (1.4) [97.4%]

2.59 (1.12) [74.2%]

6.66 (6.11) [91.1%]

10.4 (7.9) [78.9%]

9.0 (9.5) [96.4%]

13.2 (12.8) [77.9%]

5.2 (9.4) [87.1%]

1.3 (3.0) [93.8%]

0.4 (1.0) [93.8%]

2.46 (1.03) [68.5%]

6.39 (5.17) [82.6%]

10.0 (6.8) [74.1%]

9.2 (9.9) [91.5%]

10.9 (11.2) [59.8%]

4.1 (7.4) [69.2%]

1.6 (3.6) [78.9%]

0.6 (1.5) [78.9%]

2.46 (1.12) [49.3%]

6.76 (6.08) [68.3%]

10.4 (7.6) [54.5%]

8.6 (11.4) [80.1%]

14.0 (12.9)

4.9 (8.9)

1.6 (3.6)

0.6 (1.5)

2.64 (1.13)

6.93 (6.19)

10.5 (7.7)

10.2 (11.0)

< 0.001

0.01

< 0.001

< 0.001

< 0.001

< 0.001

0.001

< 0.001

0.004

0.92

0.94

0.28

0.03

0.71

0.48

0.32