Table 2

Sociodemographic characteristics of adhesive capsulitis of patients with shoulder, rotator cuff syndrome and shoulder impingement syndrome

Characteristics	ACS		RCS		SIS		Total sample population
Characteristics	n=10 447	%	n=9689	%	n=7328	%	n=1 438 178	%
Age (years)
<20	21	0.20	80	0.83	70	0.96	313 646	21.81
20~29	91	0.87	263	2.71	278	3.79	180 111	12.52
30~39	337	3.23	679	7.01	662	9.03	217 735	15.14
40~49	1838	17.59	1925	19.87	1731	23.62	242 157	16.84
50~59	3761	36.00	3186	32.88	2508	34.22	228 492	15.89
60~69	2465	23.60	2160	22.29	1304	17.79	131 499	9.14
≥70	1934	18.51	1396	14.41	775	10.58	124 538	8.66
Sex
Male	4178	39.99	4348	44.88	3471	47.37	699 035	48.61
Female	6269	60.01	5341	55.12	3857	52.63	739 143	51.39
Visit type
Inpatient	464	4.44	1432	14.78	695	9.48	193 184	13.43
Outpatient	10 336	98.94	9387	96.88	7135	97.37	1 433 858	99.70
Insurance type
National Health Insurance	9984	95.57	9336	96.36	7092	96.78	1 398 282	97.23
Medicaid	470	4.50	356	3.67	235	3.21	44 652	3.11
Veteran healthcare	9	0.09	32	0.33	18	0.25	3260	0.23
Medical institution
Clinic	7919	75.80	5522	56.99	3522	48.06	1 316 958	91.57
Hospital	2243	21.47	2786	28.75	3020	41.21	406 611	28.27
General hospital	741	7.09	1473	15.20	945	12.90	375 571	26.11
Tertiary hospital	138	1.32	648	6.69	157	2.14	207 937	14.46
Long-term care hospital	87	0.83	31	0.32	21	0.29	27 437	1.91
Public health centre	41	0.39	18	0.19	4	0.05	81 007	5.63
Medical specialty
Orthopaedic surgery	8762	83.87	8670	89.48	6737	91.94	584 569	40.65
Anaesthesiology	750	7.18	560	5.78	334	4.56	58 270	4.05
Neurosurgery	490	4.69	261	2.69	142	1.94	107 990	7.51
Rehabilitation medicine	483	4.62	374	3.86	181	2.47	33 104	2.30
General surgery	352	3.37	100	1.03	65	0.89	222 058	15.44
Internal medicine	240	2.30	81	0.84	42	0.57	966 320	67.19
Family medicine	192	1.84	73	0.75	53	0.72	152 569	10.61
Other*	95	0.91	24	0.25	13	0.18	875 225	60.86
General physician	33	0.32	9	0.09	1	0.01	82 475	5.73

*Includes neurology, radiology, emergency medicine, occupational and environmental medicine, neuropsychiatry, paediatrics, thoracic and cardiovascular surgery, obstetrics and gynaecology, and urology.
ACS, adhesive capsulitis of the shoulder; RCS, rotator cuff syndrome; SIS, shoulder impingement syndrome.