ALDH18A1 and androgen insensitivity syndrome: Serum glucose (R = − 0.410, p < 0.001 (Fig. 1A) and serum potassium (R = − 0.484, p < 0.001) (Fig. 1B) were weakly correlated with AIS grade at admission, whereas serum GPR (R = − 0.540, p < 0.001) (Fig. 1C) was moderately correlated with AIS grade.