IL1B and sarcopenia: However, a study worth mentioning was conducted by Scheede‐Bergdahl and colleagues23 who observed that higher levels of IL‐1β, as opposed to low IL‐1β concentrations, were significantly associated with the presence of more than 5% weight loss [odds ratio (OR) = 7.14, P < 0.01] and sarcopenia (OR = 5.35, P < 0.05).