Intervention 1 Intervention 2 Control Total P-valuea
Patients N (%) 50 (33.3) 50 (33.3) 50 (33.3) 150 (100) -
Age Mean (SD) 29.6 (11.1) 28.2 (10.4) 28 (9.8) 28.6 (10.4) 0.7b
Gender, N (%) Female 30 (60) 29 (58) 28 (56) 87 (58) 0.92a
Male 20 (40) 21 (42) 22 (44) 63 (42)
Hospitalized
(days)
Mean (SD) 1.2 (0.6) 1.4 (0.6) 2 (3.3) 1.5 (2) 0.12b
Weight at presurgery
examination (kg)
Mean (SD) 76.9 (19.4) 74.5 (15.3) 77.9 (22.7) 76.5 (19.3) 0.68b
Weight at admission (kg) Mean (SD) 77.2 (19.4) 75.2 (15.6) 78.3 (22.5) 76.9 (19.3) 0.71b
BMI (kg/m2) Mean (SD) 25.1 (5.2) 24.3 (4.8) 25.2 (6.6) 24.9 (5.6) 0.72b
Fat (%) Mean (SD) 26.3 (11.4) 25.1 (9.8) 26.1 (9.8) 25.8 (10.3) 0.8b
Fat (kg) Mean (SD) 21.1 (13.5) 19.2 (9.7) 21.3 (13.3) 20.5 (12.3) 0.66b
Fat free mass (kg) Mean (SD) 56.2 (13.7) 55.9 (12.1) 57 (14.7) 56.4 (13.5) 0.91b
Liquid (kg) Mean (SD) 41.1 (10) 41 (8.9) 41.8 (10.7) 41.3 (9.9) 0.91b
Visceral fat rating Mean (SD) 4.6 (3.8) 4 (3.4) 5 (5) 4.5 (4.1) 0.54b
Jaw surgery,
N (%)
Le Fort I osteotomy
(maxilla)
6 (12) 8 (16) 11 (22) 25 (16.7) -
Bilateral sagittal
split osteotomy
(mandible)
8 (16) 5 (10) 6 (12) 19 (12.7) -
Bimaxillary
(double)
36 (72) 37 (74) 33 (66) 106 (70.7) 0.64a

achi-square test, bone-way ANOVA. Statistically significant at level P < 0.05.
BMI = body mass index; N = number; SD = standard deviation.