Quality of recovery after total hip and knee arthroplasty in South Africa: a national prospective observational cohort study

Table 2 Thirty-day complication rate after total hip and knee arthroplasty in nine hospitals

30-day postoperative complications	Whole cohort (n = 186)	DRHs (n = 57)	TCHs (n = 129)	P-value
Patients with postoperative complications	12 (6.5)	1 (1.8)	11 (8.5)	0.1
● Minor procedural complications^a	5 (2.7)	1 (1.8)	4 (3.1)	1.0
● Pulmonary Emboli	1 (0.5)	None	1 (0.8)	1.0
● Troponin T leak	1 (0.5)	None	1 (0.8)	1.0
● Postoperative blood transfusion	1 (0.5)	None	1 (0.8)	1.0
● Joint revision	5 (2.7)	None	5 (3.9)	0.3
●Joint dislocation^b	3 (1.6)	None	3 (2.3)	0.6
●Periprosthetic joint infection^c	2 (1.1)	None	2 (1.6)	1.0

Data are n (%)
1 patient had 2 postoperative complications (in-hospital wound oozing and readmission with pulmonary emboli)
^aFor example wound oozing, wound haematoma
^bOnly total hip arthroplasties
^cOnly total knee arthroplasties
Please see the Abbreviations section for explanation of the acronyms and Supplementary data, Table S1 for definitions of postoperative complications

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