| RYGB | SG | ||||||
---|---|---|---|---|---|---|---|---|
(n = 273) | (n = 119) | |||||||
TR | PR | NR | p value | TR | PR | NR | p value | |
No. of patients, n (%) | 168 (61.5%) | 13 (4.8%) | 92 (33.7%) | Â | 61 (51.3%) | 3 (2.5%) | 55 (46.2%) | Â |
Serum magnesium (mEq/L), mean (SD) | 1.64 (0.14) | 1.66 (0.17) | 1.59 (0.16) | 0.01 | 1.67 (0.11) | 1.59 (0.08) | 1.56 (0.15) |  < 0.001 |