Table 1: Characteristics of patients with knee OA and healthy, non-OA controls.

CharacteristicOA ( )Controls ( )p1p2

Age (years)66.17 ± 5.8261.52 ± 6.45>0.05
Gender (F/M)26/1416/9
BMI (kg/m2)25.34 ± 2.8125.06 ± 1.71>0.05
S-nesfatin-1 (pg/mL)466.45 ± 175.83352.05 ± 137.51<0.05
SF-nesfatin-1 (pg/mL)98.96 ± 47.97NM<0.001
hsCRP (mg/L)3.82 ± 2.88
PIIANP (ng/mL)12.17 ± 1.77
IL-18 (pg/mL)218.99 ± 98.42

OA: osteoarthritis; F: female; M: male; BMI: body mass index; S: serum; SF: synovial fluid; NM: not measured.
p1: OA versus controls.
p2: OA SF-nesfatin-1 versus OA S-nesfatin-1.