Table 2.
Scores for ODI (0 indicates no disability, 100 indicates a high degree of disability), visual analogue scale (VAS) (0 indicates no pain, 100 indicates the worst pain) and SF-36 (0–100; 100 indicates the best health-related quality of life)
| Scores in the three subgroups with different short-term outcomes | |||||
|---|---|---|---|---|---|
| Patients with SIJ fusion (n=50) |
Successful (n=24) |
Partly successful (n=12) |
Unsuccessful (n=14) |
Non-surgery group (n=28) |
|
| Adjusted means (95 % CI) | |||||
| Oswestry disability index (ODI) |
33 (24–42) |
27 (20–34) |
37 (26–47) |
43 (34–53) |
37 (31–43) |
| Morning VAS score |
44 (31–57) |
38 (27–49) |
41 (24–57) |
62 (48–76) |
50 (41–59) |
| Evening VAS score |
54 (46–63) |
42 (31–53) |
60 (44–77) |
71 (56–85) |
60 (46–74) |
| SF-36 | |||||
| Physical functioning |
45 (36–54) |
56 (45–68) |
47 (30–63) |
32 (17–48) |
48 (34–62) |
| Role physical |
25 (12–37) |
27 (9–44) |
31 (5–56) |
18 (−6–41) |
19 (1–39) |
| Bodily pain |
39 (32–47) |
46 (36–55) |
42 (28–56) |
28 (15–41) |
39 (28–51) |
| General health |
55 (48–63) |
55 (46–64) |
53 (40–66) |
55 (43–67) |
48 (37–59) |
| Vitality |
46 (40–53) |
49 (41–57) |
51 (40–62) |
42 (31–52) |
36 (26–45) |
| Social functioning |
62 (54–71) |
65 (56–75) |
69 (56–83) |
53 (41–66) |
59 (47–72) |
| Role emotional |
63 (49–76) |
61 (44–79) |
66 (41–92) |
60 (37–83) |
61 (49–76) |
| Mental health |
73 (67–79) |
72 (64–80) |
76 (64–87) |
76 (66–87) |
71 (62–80) |
Means are presented as least-square means, as they were adjusted for BMI, age and time at follow-up, and are presented with a 95 % confidence interval