INS and dengue disease: Increased age at diagnosis (0.56 [0.37–0.91] for >50 years and ≤70 years vs. ≤50 years, and 0.39 [0.23–0.68] for >70 years vs. ≤50 years) and use of insulin or insulin analogues (0.57 [0.38–0.86]) was associated with a lower likelihood of DF events.