Evaluation of the diagnostic performance of the simple method of computed tomography in the assessment of patients with shoulder instability: a prospective cohort study

Table 2 The demographic parameters of the enrolled patients

Characters		Populations
Patients enrolled in the study (sample size)		145
Gender	Male	66 (46)
Gender	Female	79 (54)
Age (years)		28.52 ± 7.56
Reduced shoulder function	DS	114 (79)
	NDS	29 (20)
	Both	2 (1)
Pain located at the front side of the shoulder	DS	117 (81)
	NDS	24 (17)
	Both	4 (2)
Pain located at the lateral side of the shoulder	DS	113 (78)
	NDS	30 (21)
	Both	2 (1)
Load-dependent pain	DS	125 (86)
	NDS	22 (18)
	Both	8 (6)
Delocalization of the shoulder	DS	112 (77)
	NDS	33 (23)
	Both	0 (0)
Incidence of event	The first time	133 (92)
Incidence of event	The second or third time	12 (8)
Functional outcome measures	Oxford Instability Shoulder Score (48–0) ^a	20.15 ± 1.89
	Western Ontario Shoulder Instability Index (0–100) ^a	44.57 ± 5.28
	Simple Shoulder Test score (0–12) ^a	8.52 ± 1.13
	Disability of the Arm, Shoulder, and Hand score (100–0) ^a	25.47 ± 2.58

Constant data are considered as number (percentage) and continuous data are presented as mean ± SD
^aThe range is reflected as most impaired to the least impaired condition
DS: The dominant side
NDS: The non-dominant side
Oxford Instability Shoulder Score: 0: excellent, 48: The worst
Western Ontario Shoulder Instability Index: 0: excellent, 100: The worst
Simple Shoulder Test score: 0: excellent, 12: The worst
Disability of the Arm, Shoulder, and Hand score: 100: No disability, 0: extreme disability
Enrolled patients had more than one type of demographic characters regarding the bony problem in the shoulder(s)
All patients have China PR origin

ISSN: 1471-2342