| Male serum FSTL1 levels (μg/L) |  |  | |||
---|---|---|---|---|---|---|
 | First quartile | Second quartile | Third quartile | Fourth quartile | P | r |
 | (1.19-3.81) | (3.81-5.40) | (5.88-8.62) | (8.79-16.88) |  |  |
Number | 12 | 12 | 12 | 12 | Â | Â |
Age (years) | 58 (47-61) | 60 (54-74) | 58 (52-72) | 69 (65-79) | 0.005 | 0.396 |
Disease duration (years) | 0.1 (0.1-1.7) | 0.6 (0.2-4.8) | 1.5 (0.5-3.8) | 2.5 (0.2-6.8) | 0.004 | 0.405 |
Height, cm | 170 (166-174) | 168 (166-170) | 166 (162-170) | 169 (168-170) | 0.378 | -0.130 |
Weight, kg | 72 (66-76) | 68 (64-76) | 67 (60-75) | 69 (61-77) | 0.376 | -0.131 |
BMI | 24.2 (22.8-26.2) | 24.6 (22.7-26.3) | 24.0 (21.6-25.8) | 24.0 (21.4-26.4) | 0.511 | -0.097 |
Single/dual knee (hip) | 11/1 | 12/0 | 9/3 | 9/3 | 0.130 | 0.222 |
Hypertension | 4 (33%) | 5 (42%) | 5 (42%) | 6 (50%) | 0.486 | 0.103 |
Diabetes | 2 (17%) | 1 (8%) | 1 (8%) | 3 (25%) | 0.687 | 0.060 |
Hs-CRP (mg/L) | 1.4 (0.7-1.9) | 1.1 (0.4-10.7) | 1.4 (0.6-2.9) | 2.4 (0.7-15.5) | 0.056 | 0.278 |
ESRa | 8 (3-10) | 4 (3-13) | 5 (5-20) | 12 (2-27) | 0.957 | -0.009 |
RF | 3.8 (0.3-10.6) | 7.2 (4.8-18.7) | 11.1 (6.0-18.8) | 9.0 (7.4-16.3) | 0.021 | 0.332 |
Pain (VAS mm)b | 55 (40-60) | 50 (20-70) | 50 (35-80) | 50 (40-80) | 0.371 | 0.145 |
WOMAC score (all normalized/100)c | Â | Â | Â | Â | Â | |
Pain subscale | 64 (57-68) | 64 (64-71) | 60 (51-68) | 59 (52-61) | 0.407 | -0.152 |
Stiffness subscale | 58 (46-75) | 61 (45-81) | 49 (45-79) | 54 (43-58) | 0.636 | -0.087 |
Function subscale | 65 (54-83) | 77 (46-90) | 69 (35-90) | 60 (52-65) | 0.617 | -0.092 |
Total Score | 63 (55-85) | 69 (51-80) | 63 (44-78) | 59 (52-63) | 0.342 | -0.168 |
KL grade (0-4) | 5/4/2/0/2 | 4/2/3/1/2 | 3/1/5/1/2 | 2/2/4/1/3 | 0.069 | 0.265 |
JSN | 2 (17%) | 3 (25%) | 3 (25%) | 4 (33%) | 0.127 | 0.224 |