ORs of confirmed diagnosis of sarcopenia were similar in males and females in both H. pylori (+) (OR = 2.164 in male and 2.137 in female, p values were both < 0.001) and CagA (+) (OR = 1.782 in male and 1.650 in female, p values were = 0.010 and 0.012, respectively). Here, S100A8 is linked to sarcopenia.