Table 4

Activity scores in weeks 1, 16 and 28 for SAPHO patients treated with antibiotics

Activity score

Week 1

Week 16

Week 28

P value (95% confidence interval)

Skin

2.5 ± 0.5 (1 to 6)

1.2 ± 0.5 (0 to 4)

1.7 ± 0.5 (0 to 5)

0.01 (1.31 to 2.77)^a

0.11 (-1.43 to -0.24)^b

0.09 (-0.17 to 1.84)^c

Osteitis

3.5 ± 0.4 (1 to 6)

1.9 ± 0.4 (0 to 4)

2.7 ± 0.5 (0 to 6)

0.01 (1.30 to 2.63)^a

0.01 (-1.43 to -0.24)^b

0.15 (-0.31 to 1.81)^c

Erythrocyte sedimentation rate

24.8+-3.3 (9 to 45)

23.3+-2.8 (11 to 36)

25.7+-2.4 (12 to 40)

0.43 (-0.13 to 0.30)^a

0.35 (-0.33 to 0.13)^b

0.34 (-0.20 to 0.53)^c

MRI

1.6 ± 0.1 (0 to 2)

1.2 ± 0.1 (0 to 2)

1.4 ± 0.2 (1 to 2)

0.01 (0.44 to 0.89)^a

0.08 (-0.54 to 0.04)^b

0.19 (-0.15 to 0.65)^c

Health Assessment Score

3.8 ± 0.4 (2 to 6)

2.2 ± 0.3 (0 to 6)

3.3 ± 0.4 (1 to 6)

0.01 (1.51 to 2.79)^a

0.02 (2.02 to 0.32)^b

0.11 (-0.16 to 1.32)^c

Treatment finishing in week 16. Data presented as the mean ± standard error (range); n = 12. ^aPairwise test (value week 1 vs. value week 16). ^bPairwise test (value week 16 vs. value week 28). ^cPairwise test (value week 1 vs. value week 28).

Assmann et al. Arthritis Research & Therapy 2009 11:R140   doi:10.1186/ar2812