The statistical results showed that HT patients in HI and PH subgroups had much higher levels of serum occludin than non-HT patients (non-HT group:3.81 ± 1.19, HI: 5.34 ± 1.42 and PH:5.62 ± 1.10 ng/ml). This evidence concerns the gene OCLN and hematocrit.