No. cases	WBC, ×103/mm3	PMN, %	BPI, ng/ml
Total group	50	12.40±12.68	59.03±36.62	43.78±53.17
Gout	9	25.32±10.13	87.75±15.28	31.07±7.31
CPP-IA	9	25.32±10.13	87.75±15.28	23.53±9.47
OA	8	0.3±0.54	0.33±0.52	12.21±8.40
OA+CPP	8	0.82±0.70	28.80±25.16	15.87±14.73
RA	8	21.35±8.98	68.00±22.63	146.02±32.10
PsA	8	9.16±3.56	63.00±24.17	63.79±31.87