showed a trendp = 0.063
Clinical factors such as muscular weakness (OR = 0.485, 95% CI: 0.239–0.987, p = 0.046) and heliotropic rash (OR = 0.426, 95% CI: 0.207–0.877, p = 0.021) were associated with reduced odds, while fever showed a trend toward increased odds (OR = 2.579, 95% CI: 0.949–7.008, p = 0.063).