Among other muscular dystrophies, 20 of 24 patients (83.3%) had variants in LAMA2 (n = 6), LMNA (n = 5), COL6A1 (n = 4), CHKB (n = 2), COL6A2 (n = 2), and COL6A3 (n = 1). This evidence concerns the gene COL6A3 and muscular dystrophy.