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Table 3 Joinpoint Regression Analysis for the trends of extracorporeal membrane oxygenation uses over time

From: Gender and age disparity in the initiation of life-supporting treatments: a population-based cohort study

  Joinpoint Pre-joinpoint slope Post-joinpoint slope
IRa One joinpoint at 2006 1.34 6.27
Female GIRb One joinpoint at 2006 0.84 3.54
Male GIR One joinpoint at 2006 1.84 8.94
M/F ratioc No joinpoint Not applicable Not applicable
Neonate AIRd No joinpoint Not applicable Not applicable
Pediatric AIR No joinpoint Not applicable Not applicable
Adult AIR One joinpoint at 2006 1.13 5.90
Elder AIR No joinpoint Not applicable Not applicable
  1. aIR denotes for “the incidence rate of extracorporeal membrane oxygenation use adjusting for gender and age”
  2. bGIR denotes for “gender-specific age-adjusted incidence rate of extracorporeal membrane oxygenation use”
  3. cM/F ratio denotes for “the male GIR to female GIR ratio”
  4. dAIR denotes for “age-specific gender-adjusted incidence rate of extracorporeal membrane oxygenation use”