Table 5.

Pre- and postoperative clinical and metabolic parameters

						Multiple Comparison
Variable	Average	Median	Standard deviation	IQR	P*	Moment	adjusted P**
Weight (kg)
Initial	87.9	86	23.7	42.0	.004	1–2	.003
12 months	81.5	85	19.9	33.7		1–3	.31
Last visit	83.3	88	20.3	36.3		2–3	.31
Body mass index (kg/m 2)
Initial	32.8	30.5	8.2	11.4	.051
12 months	30.5	29.0	6.3	9.5
Last visit	29.9	30.0	5.6	9.5
Systolic blood pressure (mmHg)
Initial	145.2	140	23.9	30.0	.001	1–2	.002
12 months	121.6	120	17.9	20.0		1–3	.018
Last visit	125.9	130	9.5	10.0		2–3	1
Diastolic blood pressure (mmHg)
Initial	91.1	90	10.9	20.00	.001	1–2	.024
12 months	79.4	80	11.9	20.00		1–3	.008
Last visit	78.8	80	6.0	5.00		2–3	1
Drugs: dyslipidemia (n)
Initial	0.58	1	NA	1.00	.368
12 months	0.41	0	NA	1.00
Last visit	0.41	0	NA	1.00
Drugs- diabetes (n)
Initial	0.9	1	NA	2.00	.021	1–2	.368
12 months	0.5	0	NA	1.00		1–3	.595
Last visit	0.6	0	NA	1.00		2–3	1
Drugs: hypertension (n)
Initial	2.8	3	NA	2.00	<.0001	1–2	.006
12 months	1.1	1	NA	2.00		1–3	.002
Last visit	1.0	1	NA	2.00		2–3	1
Glucose (mg/dL)
Initial	116.4	108,0	38.4	40.50	.138
12 months	99.5	98,0	20.9	21.50
Last visit	97.6	90,0	21.3	24.00
Glycated hemoglobin (%)
Initial	6.6	6,2	1.2	1.44	.42
12 months	6.2	5,9	0.9	1.00
Last visit	6.0	5,9	0.6	0.95
Cholesterol (mg/dL)
Initial	207.0	199,0	38.8	69.00	.092
12 months	185.1	179,0	38.7	54.00
Last visit	184.8	181,0	32.9	56.00
Low-density lipoprotein(mg/dL)
Initial	117.4	110,0	30.7	47,50	.664
12 months	105.8	112,0	34.2	53,50
Last visit	111.5	113,0	39.8	68,00
High-density lipoprotein (mg/dL)
Initial	50.2	50,0	12.9	27.00	.884
12 months	50.2	48,0	14.5	25.00
Last visit	49.0	48,0	11.7	19.00
Triglycerides (mg/dL)
Initial	180.5	156,0	92.6	111.50	.356
12 months	160.3	148,0	60.7	96.00
Last visit	174.7	176,0	75.5	104.50

IQR, interquartile ranges.