Table 1: Demographic and pathology studied variables.

Variable

Total

n (%)

RI group

n (%)

NRI group

n (%)

p

Number of shoulders studied

60 (100)

7 (11.67)

53 (88.33)

Not

applicable

Sex

Male

42 (70)

6 (10.00)

36 (60.00)

0.305*

Female

18 (30)

1 (1.67)

17 (28.33)

 

Age in years

Average 34

(range, 16-74)

Average 41

(range, 24-74)

Average 32

(range 16-68)

0.128*

Comorbidities

20 (100)

3 (15)

17 (85)

Not

applicable

Asthma

6 (30)

1 (5)

5 (25)

 

Major depression

4 (20)

1 (5)

3 (15)

 

Hypermobility

3 (15)

0 (0)

3 (15)

 

Hypertension

3 (15)

1 (5)

2 (10)

 

Hypothyroidism

2 (10)

0 (0)

2 (10)

 

Diabetes mellitus

1 (5)

0 (0)

1 (5)

 

Osteoporosis

1 (5)

0 (0)

1 (5)

 

Affected side

Right

35 (58.33)

3 (5.00)

32 (53.33)

0.381*

Left

25 (41.67)

4 (6.67)

21 (35.00)

 

Evolution of instability (months)

Average 67

(range, 2-490)

Average 144

(range, 5-490)

Average 57

(range, 2-190)

0.177*

Dislocations prior to surgery

Average 11.45

(range, 1-70)

Average 18.14

(range, 3-35)

Average 10.56

(range, 1-70)

0.110

RI = recurrence of instability, NRI = no recurrence of instability,* Fisher exact test, Mann Whitney’s U test.