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Table 1 Patients characteristics

From: Critical shoulder angle combined with age predict five shoulder pathologies: a retrospective analysis of 1000 cases

Cohort

Shoulder pathology

N

Age (years)

Gender (female/male)

Shoulder side (right/left)

Development

CTA

100

75 ± 8

75/25

70/30

OA

100

69 ± 10

67/33

40/60

RCT

100

65 ± 7

48/52

62/38

IM

100

53 ± 11

44/56

55/45

TC

100

47 ± 8

73/27

49/51

TOTAL

500

62 ± 14

307/193

276/224

External Validation

CTA

100

77 ± 9

47/53

67/33

OA

100

71 ± 10

57/43

45/55

RCT

100

60 ± 9

44/56

79/21

IM

100

51 ± 9

50/50

54/46

TC

100

46 ± 7

54/46

56/44

TOTAL

500

61 ± 15

252/248

301/199

  1. Abbreviations: CTA, cuff tear arthropathy; IM, impingement; OA, osteoarthritis; RCT, rotator cuff tear; TC, tendinitis calcarea