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Table 4 Reductions in the interquartile range (IQR) and median per-patient range of hour-to-hour percentage insulin sensitivity change over time

From: Variability of insulin sensitivity during the first 4 days of critical illness: implications for tight glycemic control

Variability analysis

Cohort analysis

Per-patient analysis

% Reduction of IQR

p-value

% Decrease at median

p value

Days 1-2

32

<0.0001

36

<0.0001

Days 2-3

20

0.0028

18

0.0091

Days 3-4

14

0.0269

17

0.0369

  1. P values calculated using Kolmogorov-Smirnov test for cohort comparisons and Wilcoxon rank-sum test for per-patient comparisons.