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Table 2 Complications will be defined to include the following

From: Total wrist arthrodesis with and without arthrodesis of the carpoMetacarpal joint (WAWWAM): study protocol

Wound dehiscence
Infection: superficial (treated with antibiotics alone) and deep (requiring surgical debridement and antibiotics
Fracture: in the perioperative period and in the follow up period
Non-union: recorded radiocarpal, midcarpal and carpometacarpal joint and defined as absence of bridging bony trabeculae with no interval change over 3 months
Hardware breakage: plate or screw, managed operative or non-operatively
Tendon rupture
Tendon irritation: requiring treatment
Complex regional pain syndrome: defined according to Budapest criteria
Nerve injury: operatively or not operatively managed
Other: medical and surgical