Week Jaw surgery Weight
loss
(kg)
95% CI
(kg)
P-value
Loss Surgery
1 Bimaxillary (double) 3.65 3.32; 3.97 0.00 < 0.001a
Le Fort I osteotomy (maxilla) 2.81 2.37; 3.24 0.00
Bilateral sagittal split osteotomy (mandible) 2.35 1.62; 3.09 0.00
3 Bimaxillary (double) 3.8 3.44; 4.16 0.00 0.08
Le Fort I osteotomy (maxilla) 3.21 2.38; 4.04 0.00
Bilateral sagittal split osteotomy (mandible) 2.63 1.53; 3.74 0.00
8 Bimaxillary (double) 3.1 2.65; 3.56 0.00 0.04a
Le Fort I osteotomy (maxilla) 1.56 0.38; 2.74 0.01
Bilateral sagittal split osteotomy (mandible) 2.21 0.84; 3.59 0.00

aStatistically significant at level P < 0.05 (chi-square test).
CI = confidence interval.