Table 3. Knee Osteoarthritis and Rheumatic Pain at Different Body Sites of the 4056 Respondents in Shantou, 2012.

		KOA			Peripheral				Knee			Neck			Lumbar			Shoulder			Elbow			Foot
		M	F	T	M	F	T	M	F	T		M	F	T	M	F	T	M	F	T	M	F	T	M	F	T
NE	N	78	178	256	202	363	565	116	246	362		84	131	215	60	124	184	46	87	133	17	48	65	30	33	63
	Pr.%	6.9	14.76	11	17.9	30.1	24.2	10.3	20.4	15.5		7.3	10.9	9.2	5.3	10.3	7.9	4.1	7.2	5.7	1.5	4.0	2.8	2.7	2.7	2.7
	Sd%	4.6	10.8	7.64	13.4 * &	23.8 $	18.5 $	7.4 *	15.4 $	11.3 $		5.8 * $	9.6 $	7.6 $	4.3 * $	8.0 $	6.1 $	2.9 *	5.5 $	4.2 $	1.3 * &	2.9 $	2.1 $	1.8	1.7	1.7
E	N	40	125	165	90	176	266	69	129	198		20	47	67	18	39	57	17	20	37	3	5	8	35	13	48
	Pr.%	4.9	13.86	9.6	11.0	19.5	15.5	8.4	14.2	11.5		2.4	5.2	3.9	2.2	4.3	3.3	2.1	2.3	2.2	0.4	0.6	0.5	4.3	1.4	2.8
	Sd%	3.22	9.41	6.26	8.9 *	14.9	11.9	6.5 *	11.2	8.9		1.8 #	3.7	2.8	1.4 *	3.5	2.4	1.5	1.7	1.6	0.2	0.4	0.3	2.9 #	1.1	2.0
Total	N	118	303	421	292	539	831	185	375	560		104	178	282	78	163	241	63	107	170	10	53	73	65	46	111
	Pr.%	6.06	14.37	10.38	15.0	25.6	20.5	9.4	17.8	13.8		5.4	8.5	7.0	4.0	7.7	5.9	3.2	5.1	4.2	1.0	2.5	1.8	3.3	2.2	2.7
	Sd%	3.97	10.35	7.1	11.5	20.2	15.7	7.0 *	13.5	10.2	4.3 *	4.2 *	7.1	5.6	3.1 *	6.0	4.5	2.4 #	3.9	3.1	0.9	1.8	1.4	2.2	1.4	1.8

Abbreviations: E = building with elevators; F = female; M = male; N = number; N-E = building without elevators; T = total; Pr. = prevalence; Sd. R = standardized rate; Comparison with female

* = P < 0.01

# = 0.01 < P < 0.05; Comparison with buildings with elevators

$ = P < 0.01

& = 0.01 < P < 0.05