Supplemental material, sj-jpg-1-dhj-10.1177_20552076231219438 for Machine learning versus binomial logistic regression analysis for fall risk based on SPPB scores in older adult outpatients by Sho Hasegawa, Fumihiro Mizokami, Yoshitaka Kameya, Yuji Hayakawa, Tsuyoshi Watanabe and Yasumoto Matsui in DIGITAL HEALTH