Table 3—

Predictors of severe hypoglycemia

VariablesIRRP95% CI of IRR
Age-group (years)
    <61.80.0181.1–2.8
    6–120.80.0240.6–0.9
    13–181.0
Sex
    Male1.40.0071.1–1.9
    Female1.0
Duration of diabetes (years)
    <11.0
    1–53.7<0.0012.3–6.0
    5–94.8<0.0012.8–8.0
    >95.3<0.0012.9–9.5
HbA1c (%)
    <74.3<0.0012.6–7.1
    7–83.1<0.0011.9–4.8
    8–92.7<0.0011.8–4.3
    9–101.80.0141.1–2.8
    10–111.10.7470.7–1.8
    >111.0
Number of injections1.40.0251.0–1.8
Insulin dose (units · kg−1 · day−1)
    <0.641.0
    0.64–0.791.80.0141.1–2.8
    0.80–0.931.80.0201.1–2.9
    0.94–1.071.50.1130.9–2.6
    1.08–1.281.90.0191.1–3.1
    ≥1.292.20.0021.3–3.5
Social disadvantage
    Highest1.0
    Middle0.60.0040.4–0.9
    Lowest0.70.0280.5–0.9