Changes in iron transporter divalent metal transporter 1 in proximal jejunum after gastric bypass

Table 1 Progress of the anthropometric and haematologic variables

Variable (averages)	Preoperative	6 mo postop.	P1
Weight (kg)	99.8 ± 17.7	71.7 ± 12.3	0.001
BMI	40.4 ± 5.7	29.1 ± 4	0.001
Haematocrit (%)	41.4 ± 2.7	39.7 ± 3.5	0.272
Haemoglobin (g/dL)	13.7 ± 1	13.1 ± 1.1	0.071
Ferritin (ng/mL)	85.2 ± 76	69.3 ± 58.7	0.208

¹Wilcoxon test. BMI: Body mass index.

Table 2 Change in staining intensity for divalent metal transporter 1 in jejunal mucosa from patients 6 mo after surgery

Patients	Cytoplasm		P1	Brush border		P1
	0 mo	6 mo	0.049	0 mo	6 mo	0.218
1	++	+++		++	++
2	++	+		++	++
3	+	+		++	++
4	++	+		++	++
5	++	++		++	++
6	+	++		+	++
7	++	++		++	++
8	++	+++		++	++
9	++	++		++	++
10	+	+++		++	+++
11	+	+		+	++
12	++	+		++	++
13	++	+++		++	++

¹χ² test. Staining intensity: (+) mild; (++) moderate; (+++) intense.