Table 5.
Literature Review
Single Institution | Cohort Size | TKA/THA | Body Mass Index | Conclusion | |
Watts et al5 | Yes | 47 | THA | 49.7 | May decrease revision surgery and revision |
Inacio et al6 | Kaiser | 69/102 | TKA/THA | Not specified | May not provide dramatic improvement |
Smith et al7meta-analysis (5 studies) | 657 | TKA/THA | Not specified | Questions previous belief that bariatric surgery may improve the clinical outcomes | |
Lee et al10 | Medicare data | 86,609/47,895 | TKA/THA | Not specified | Previous bariatric at higher risk of infection but not revision |
Nickel et al13 | Medicare data | 39,014 | TKA/THA | Not specified | BS associated with greater risk of both obese and nonobese |
Kulkarni et al9 | English NHS | 53/90 | TKA/THA | Superobese | Risk seems to be lower |
Parvizi et al8 | Yes | 20 | TKA/THA | 49 | Should be considered for bariatrics |
Werner et al11 | PearlDiver | 219 | TKA/THA | Morbid | Seems to be associated with less risk |
McLawhorn et al12 | NYS database | 2,636 | TKA/THA | Morbid | BS did not reduce the risk of revision TKA or THA |