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Table 4 Major and minor complications

From: What is the optimal surgical treatment for Neer type IIB (IIC) distal clavicle fractures? A systematic review and meta-analysis

Implant/surgical technique N = 790 Major complications Minor complications
Non-union Implant failure Peri implant fracture Deep infection Coracoid or acromial fracture Malunion – Delayed union Hardware irritation, migration breakage, loosening Subacromial osteolysis Clavicular erosion Button subsidence Peri-anchor or screw osteolysis Slight Loss of reduction AC joint arthrosis Pain /discomfort
Frozen shoulder /stiffness
Superficial infection Scar problems, skin irritation
wound breakdown
Hook plate [39, 48, 57, 58, 60] 132 1   4   1 5   26     19 6   
Locking plate 252                
(−) CC augmentation [46, 58, 59] 45       6 2     6 1   1  
(+) CCA-screw [40, 53] 19 1       6       10   
(+) CCA-anchor(s), sutures, cables [7, 33, 52, 59,60,61] 111 1 1     2 8    4   2 8   
(+) CCA-button [18, 36, 38, 40, 62] 77 2       1        3  
CC stabilization 365                
Arthroscopic (91)                 
(+) ACJ transfixation [47, 49, 55] 49 3       1       2 1 1
(−) ACJ transfixation [37, 41, 54] 42 1      1 4      1 1   
Open (274)                 
(+) ACJ transfixation [7, 31, 32, 40, 42, 44, 56] 108 2   1    6 5   4   6    2 1
(−) ACJ transfixation [34, 35, 39, 43, 45, 50] 166 1   1    1 1       1 3 2
AC joint trans-fixation [51] 41        12      7