Table 3 Health status in those with and without evident radiographic sacroiliitis respectively
Moderate to severe sacroiliitis (grade 3 or 4) | ||||
|---|---|---|---|---|
No (N = 991) Median (IQR) | Yes (N = 14) Median (IQR) | p value | Cases with missing information | |
Physical activity | ||||
PASE score | 113.5 (75.7-157.2) | 131.7 (52.1-171.8) | 0.40 | 146/1 |
Health related quality of Life | ||||
SF-12 | ||||
- PCS12 | 50.7 (42.0-55.1) | 46.1 (35.9-55.9) | 0.56 | 77/2 |
- MCS12 | 57.8 (53.0-60.7) | 56.1 (48.4-59.8) | 0.59 | |
No (n, %) | Yes (n, %) | |||
Functional status | ||||
IADL1: Difficulty walking 2-3 blocks without using special aids | 122 (12.6) | 3 (21.4) | 0.41 | 20/0 |
IADL2: Difficulty climbing up to 10 steps without resting | 92 (9.5) | 2 (15.4) | 0.36 | 22/1 |
History of back pain | ||||
Any back pain | 550 (55.7) | 7 (50.0) | 0.79 | 4/0 |
Quebec 1: Difficulty bending down to pick up things because of back pain | 243 (24.9) | 6 (42.9) | 0.13 | 14/0 |
Quebec 2: Difficulty putting socks on either foot because of back pain | 239 (24.2) | 5 (35.7) | 0.35 | 5/0 |
Quebec 3: Difficulty getting in or out of the front seat of a car because of back pain | 229 (23.2) | 5 (35.7) | 0.34 | 5/0 |
Quebec 4: Difficulty standing or walking for 2 hours because of back pain | 319 (40.1) | 5 (41.7) | 1.00 | 196/2 |
Quebec 5: Difficulty sitting in a chair for 30 minutes because of back pain | 103 (10.4) | 4 (28.6) | 0.05 | 5/0 |