Table 1.

Clinical characteristics of patients with rheumatoid arthritis (RA) or osteoarthritis (OA).

Diagnosis	Sex	Age, yrs	Smoking	RF	ACPA, U/ml	ESR, mm/h	CRP, mg/dl	Disease Duration, yrs	NSAID	DMARD	Experiment
RA	M	33	Yes	60	310	72	65	3	Yes	Yes	2-D WB
RA	F	58	No	160	279	72	192	9	Yes	Yes	2-D WB
RA	F	65	No	496	218	66	153	7	Yes	Yes	2-D WB
RA	F	41	No	78	168	39	10	3	Yes	Yes	2-D WB
RA	F	64	No	200	169	61	10	5	Yes	Yes	2-D WB
RA	M	53	No	107	171	55	20	3	Yes	Yes	2-D WB
RA	F	49	No	160	227	50	96	4	Yes	Yes	2-D WB
RA	M	50	Yes	1280	394	84	153	6	Yes	Yes	2-D WB
RA	F	53	No	599	171	31	6	7	Yes	Yes	2-D WB
RA	F	68	Yes	140	220	93	96	9	Yes	Yes	2-D WB
RA	F	61	No	110	264	69	86	9	Yes	Yes	WB
RA	F	43	No	380	3100	93	190	5	Yes	Yes	WB
RA	F	40	No	620	410	70	96	10	Yes	Yes	WB
RA	M	57	No	76	120	56	20	7	Yes	Yes	WB
RA	M	56	Yes	140	220	72	90	6	Yes	Yes	WB
OA	M	40	Yes	—		10	6	6	Yes	—	2-D WB
OA	F	62	Yes	—		68	48	10	Yes	—	2-D WB
OA	F	53	No	—		20	6	8	Yes	—	2-D WB
OA	F	60	No	—		22	6	8	Yes	—	2-D WB
OA	M	66	Yes	—		24	10	6	Yes	—	2-D WB
OA	F	72	No	—		24	6	5	Yes	—	2-D WB
OA	M	65	Yes	—		5	10	11	Yes	—	2-D WB
OA	M	72	No	—		8	6	13	Yes	—	2-D WB
OA	M	68	Yes	—		24	6	7	Yes	—	2-D WB
OA	M	67	No	—		10	20	6	Yes	—	2-D WB
OA	F	62	No	—		20	16	6	No	—	WB
OA	M	62	Yes	—		17	10	7	Yes	—	WB
OA	M	70	Yes	—		17	20	15	Yes	—	WB
OA	M	65	Yes	—		20	20	5	Yes	—	WB
OA	M	71	No	—		20	10	11	Yes	—	WB

RF: rheumatoid factor; ACPA: anticitrullinated protein antibodies; ESR: erythrocyte sedimentation rate; CRP: C-reactive protein; NSAID: nonsteroidal anti-inflammatory drugs; DMARD: disease-modifying antirheumatic drug; 2-D WB: 2-dimensional Western blot.