CTSS and Parkinson disease: However, no significant associations were found for Cathepsin F (OR = 0.897, 95% CI: 0.769–1.046, p_FDR = 0.332), Cathepsin H (OR = 1.044, 95% CI: 0.888–1.228, p_FDR = 0.600), and Cathepsin S (OR = 0.965, 95% CI: 0.898–1.037, p_FDR = 0.446) with PD.