Table 4.

HAQ scores over time and DAS28 score at fifth year anniversary

Characteristics	Never remission		Intermittent remission		Sustained remission		Pa-value
		n = 471		n = 296		n = 101
HAQ, median (IQR)
First anniversary	1 (0.5–1.75)	467	0.5 (0–1)	293	0.125 (0–0.38)	101	<0.001
Second anniversary	1.25 (0.63–1.75)	467	0.375 (0.13–1)	293	0 (0–0.25)	100	<0.001
Third anniversary	1.125 (0.63–1.88)	469	0.38 (0–1)	294	0 (0–0.25)	100	<0.001
Fifth anniversary	1.25 (0.63–1.88)	469	0.38 (0–1)	287	0 (0–0.25)	100	<0.001
DAS28-CRP, mean (s.d.)
Fifth anniversary	1.60 (0.94)	232	0.54 (0.78)	134	0.23 (0.55)	52	<0.001
DAS28-CRP category, fifth anniversary, %
Remission, DAS28 <2.6	17.7	41/232	61.2	82/134	82.7	43/52	<0.001
Low disease activity, 2.6≤DAS28<3.2	19.4	45/232	25.4	34/134	11.5	6/52
Moderate disease activity, 3.2≤DAS28<5.1	48.3	112/232	11.2	15/134	5.8	3/52
High disease activity, DAS28≥5.1	14.7	34/232	2.2	3/134	0.0	0/52

^aP-value from non-parametric test for trend.