ATP5PO and infection: Neither the gender (p = 0.53, OR = 0.74, 95%CI = 0.11–5.01), nor the mean ± SD serum levels of TSH (5.52 ± 7.66 vs. 6.61 ± 5.03, p = 0.41), T3 (4.27 ± 0.68 vs. 4.27 ± 0.26, p = 0.40), T4 (1.20 ± 0.33 vs. 1.29 ± 0.51, p = 0.66), ATPO (76.69 ± 97.48 vs. 78.72 ± 101.73, p = 0.89), anti-Tg (10.35 ± 12.14 vs. 6.5 ± 9.18, p = 0.54), and TRAb (4.40 ± 7.82 vs. 2.43 ± 4.57, p = 0.41) was associated with the infection (H. pylori-negative vs. H. pylori-positive status, respectively).