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Table 1 Clinical data of shoulder dislocation patients in whom Chair, Matsen, Spaso, or Kocher reduction methods were applied

From: Comparison of four different reduction methods for anterior dislocation of the shoulder

  Chair method Kocher method Spaso method Matsen method p value
n = 47 n = 40 n = 39 n = 27
Age (years)
Female 41.4 ± 8.1 39.7 ± 11.4 42.1 ± 9.3 37.9 ± 10.4 0.98a
Male 35.7 ± 12.4 32.4 ± 9.6 37.9 ± 13.3 34.6 ± 9.4
Gender  
Female 5 (10.6 %) 9 (22.5 %) 7 (17.9 %) 7 (25.9 %) 0.3379b
Male 42 (89.4 %) 31 (77.5 %) 32 (82.1 %) 20 (74.1 %)
Dominant arm
Right 40 (85.1 %) 34 (85 %) 35 (89.7 %) 22 (81.4 %) 0.8165c
Left 7 (14.9 %) 6 (15 %) 4 (10.3 %) 5 (18.6 %)
Dislocation in dominant arm 29 (61.7 %) 25 (62.5 %) 22 (56.4 %) 16 (59.2 %) 0.9509b
Body mass index (kg/m2) 29.3 ± 6.1 30.1 ± 5.4 28.1 ± 6.4 27.9 ± 7.1 0.825c
Number of dislocation
First dislocation 28 (59.5 %) 23 (57.5 %) 24 (61.5 %) 18 (66.7 %) 0.8939b
Recurrent 19 (40.5 %) 17 (42.5 %) 15 (38.5 %) 9 (33.3 %)
Side
Right 26 (55.3 %) 21 (52.5 %) 22 (56.4 %) 15 (55.5 %) 0.9871b
Left 21 (44.7 %) 19 (47.5 %) 17 (43.6 %) 12 (44.5 %)
Reason for dislocation
Sport trauma 24 (51 %) 20 (50 %) 20 (51.2 %) 15 (55.5 %) 0.9668c
Fall 21 (44.6 %) 17 (42.5 %) 18 (46.1 %) 11 (40.7 %)
Traffic accidents 2 (4.4 %) 3 (7.5 %) 1 (2.7 %) 1 (3.8 %)  
Tuberculus majus fracture 1 (2.1 %) 2 (5 %) 1 (2.5 %) 1 (3.7 %) 0.8848c
Pre-reduction neurologic deficit 5 (10.6 %) 3 (7.5 %) 4 (10.2 %) 3 (11.1 %) 0.9527c
Success rate 46 (97.8 %) 39 (97.5 %) 37 (94.8 %) 25 (92.5 %) 0.6509c
  1. aANOVA test
  2. bChi-square test
  3. cFisher’s exact test