Table 2

 Level of health status 1994 and 2001 (mean values (95% CI))

Health status1994 (n = 932)2001 (n = 830)
Significant improvement (non-overlapping confidence intervals) is indicated in italics.
Physical
MHAQ1.68 (1.64 to 1.72) 1.58 (1.54 to 1.62)
AIMS22.77 (2.64 to 2.90) 2.25 (2.12 to 2.37)
SF-3648.5 (46.8 to 50.2) 52.3 (50.6 to 54.1)
Pain
VAS46.0 (44.5 to 47.6) 35.8 (34.2 to 37.5)
AIMS25.41 (5.24 to 5.58) 4.96 (4.78 to 5.14)
SF-3641.2 (39.8 to 42.6)43.5 (42.0 to 45.0)
Fatigue
VAS50.0 (48.2 to 51.8)46.9 (44.9 to 48.9)
SF-3639.8 (38.3 to 41.3)42.1 (40.6 to 43.6)
Global
VAS49.3 (47.8 to 51.0) 39.8 (38.1 to 41.6)
AIMS2 impact4.62 (4.44 to 4.80) 3.98 (3.80 to 4.15)
SF-3642.1 (40.6 to 43.5) 45.1 (43.5 to 46.6)
Mental
AIMS23.28 (3.17 to 3.40)3.30 (3.18 to 3.42)
SF-3668.2 (66.8 to 69.6)70.6 (69.2 to 72.0)
Social
AIMS24.28 (4.17 to 4.39)4.05 (3.94 to 4.16)
SF-3664.3 (62.4 to 66.2)66.8 (64.9 to 68.7)
Role
SF-36 physical27.8 (25.5 to 30.2)30.3 (27.8 to 32.9)
SF-36 mental51.9 (49.2 to 54.6)56.1 (53.2 to 59.0)
Utility
SF-6D0.616 (0.067 to 0.625) 0.639 (0.629 to 0.649)