The Epidemiology and Demographics of Hip Dysplasia

Table 6

Prevalence of adult acetabular dysplasia amongst different racial groups.

				Male			Female			Male and female			CEA*
Study	Year	Ethnicity	Location	No. Dysp.	No. Hips	%	No. Dysp.	No. Hips	%	No. Dysp.	No. Hips.	%
Ali-Gombe et al. [382]	1996	African	Nigeria	3	126	2.4							<25°
Msamati et al. [383]	2003	African	Malawi	12	104	11.5	10	76	13.2	22	180	12.2	<25°
Skirving [384]	1981	African	—							4	162	2.5	<25°
Average—Black										26	342	7.6
Yoshimura et al. [385]	1998	Caucasian	Britain	4	1303	0.3	4	195	2.1	8	1498	0.5	<25°
Croft et al. [386]	1991	Caucasian	Britain	26	2604	1.0							<20°
	1991	Caucasian	Britain	94	2604	3.6							<25°
Smith et al. [387]	1995	Caucasian	Britain				15	393	3.8	15	393	3.8	<25°
Lane et al. [388]	2000	Caucasian	USA				7	118	5.9	7	118	5.9	<30°
Jacobsen [389]	2007	Caucasian	Denmark	90	1352	6.7	152	2215	6.9	242	3567	6.8	<20°
Inoue et al. [390]	2000	Caucasian	France	10	549	1.8	13	234	5.6	23	783	2.9	<25°
Skirving [384]	1981	Caucasian	England							15	300	5.0	<25°
Average—Caucasian										302	5161	5.9
Lau et al. [391]	1995	Indo-Malay (Chinese)	Hong Kong	89	999	8.9				89	999	8.9	<25°
	1995	Indo-Malay (Chinese)	Hong Kong	21	999	2.1				21	999	2.1	<20°
Hoaglund et al. [392]	1973	Indo-Malay (Chinese)	Hong Kong	1	248	0.4	3	252	1.2	4	500	0.8	<20°
	1973	Indo-Malay (Chinese)	Hong Kong	25	248	10.1	25	252	9.9	50	500	10.0	<25°
Yoshimura et al. [385]	1998	Indo-Malay (Japanese)	Japan	16	99	16.2	19	99	19.2	35	198	17.7	<25°
Inoue et al. [390]	2000	Indo-Malay (Japanese)	Japan	42	820	5.1	83	718	11.6	125	1538	8.1	<25°
Han et al. [393]	1998	Indo-Malay (Korean)	Korea	4	319	1.3	6	272	2.2	10	591	1.7	<20°
Moussa and Alomran [394]	2007	Indo-Med (Saudi)	Saudi Arabia							3	208	1.4	<25°
	2007	Indo-Med (Saudi)	Saudi Arabia							0	208	0.0	<20°
Goker et al. [395]	2004	Indo-Med (Turkish)	Turkey	13	130	10.0	4	54	7.4	17	184	9.2	<25°
	2004	Indo-Med (Turkish)	Turkey	3	130	2.3	0	54	0.0	3	184	1.6	<20°
Aktas et al. [396]	2000	Indo-Med (Turkish)	Turkey	5	202	2.5	3	293	1.0	8	495	1.6	≤22.5°
Umer et al. [397]	2006	Mixed—not stated	Singapore							19	522	3.6	<20°
Average—Indo-Malay										327	4122	7.9	<25°
	°									57	3004	1.9	<20°
Johnsen et al. [152]	2008	Sámi	Norway	21	150	14.0	35	165	21.2	56	315	17.8	<20°
	2008	Sámi	Norway	26	150	17.3	40	165	24.2	66	315	21.0	<25°

*CEA = center-edge angle of Wiberg [398].