. 2014 May 13;473(1):57–63. doi: 10.1007/s11999-014-3668-9

Table 2.

Comparison of in-hospital postoperative complications that were increased after primary knee arthroplasty between morbidly obese and nonobese patients

Postoperative complications	Primary TKA
Postoperative complications	Nonobese (n = 90,442)	Morbidly obese (n = 90,143)	OR (95% CI)
Genitourinary	406 (0.44%)	549 (0.60%)	1.3 (1.1–1.5)*
Wound dehiscence	74 (0.08%)	103 (0.11%)	1.3 (1.0–1.8)*
Infection	162 (0.17%)	225 (0.24%)	1.3 (1.1–1.7)*
Anemia	13,843 (15%)	14,422 (16%)	1.0 (1.0–1.1)*

* p < 0.05; OR = odds ratio; CI = confidence interval.