TPO and myelitis: Myelitis was significantly associated with being female (crude OR = 0.318; 95% CI = 0.133–0.763; p = 0.01), age (crude OR = 1.04; 95% CI = 1.008–1.073; p = 0.013), FT3 (crude OR = 6.297; 95% CI = 1.346–29.301; p = 0.019), TSH (crude OR = 30.625; 95% CI = 8.245–113.784; p<0.0001), TG-Ab (crude OR = 6.622; 95% CI = 1.814–24.175; p = 0.004), and TPO-Ab (crude OR = 5.748; 95% CI = 1.966–16.806; p = 0.001).