Table 4

Cumulative probabilities of attaining disease remission within 2, 3, 4 and 5 years after diagnosis

		Probability of attaining disease remission and (number of subjects still in the cohort who have not remitted)
ILAR category	Number*	Within 2 years	Within 3 years	Within 4 years	Within 5 years
Whole cohort	1022	0.042 (710)	0.125 (424)	0.281 (205)	0.412 (81)
Systemic arthritis	71	0.048 (55)	0.110 (39)	0.288 (21)	0.469 (9)
Oligoarthritis	387	0.076 (260)	0.211 (145)	0.409 (63)	0.576 (22)
RF-negative Polyarthritis	220	0.011 (165)	0.032 (112)	0.077 (66)	0.143 (29)
RF-positive Polyarthritis	45	0.0 (31)	0.0 (18)	0.0 (10)	0.0 (6)
Psoriatic arthritis	56	0.072 (35)	0.214 (21)	0.471 (9)	0.471 (3)
Enthesitis-related arthritis	144	0.019 (90)	0.058 (51)	0.276 (17)	0.472 (5)
Undifferentiated	99	0.012 (75)	0.112 (39)	0.297 (19)	0.461 (8)