Cox Regression Results for Children in GMFCS Levels I and II

Hazard Ratio for Death and 95% Confidence Interval
Weight below the 5th percentileb3.2 (1.9–5.3)2.2 (1.3–3.7)
  • Based on 45 838 evaluations of 13 118 individuals in GMFCS levels I or II. The cohort experienced 125 deaths over 76 733 person-years of follow-up.

  • a Adjusted for gender, age, stair climbing ability, mental retardation, feeding, and low birth weight or prematurity.

  • b GMFCS- and age-specific 5th percentile.