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. 2012 Mar 14;7(3):e31334. doi: 10.1371/journal.pone.0031334

Table 1. Analysis of the Effect of Rintatolimod on the Primary Endpoint, Exercise Tolerance (ET).

A. Increase in Exercise Treadmill Duration with Rintatolimod in CFS Patients (Intent-to-Treat)
Study Interval Mean (SD) Exercise Duration (Seconds) Percent Increase from Baseline1 p-value
Rintatolimod (n = 100) Placebo (n = 108) Rintatolimod (n = 100) Placebo (n = 108)
Baseline 576 (257.5) 588 (234.4) - - 0.7292
Week 40 672 (314.1) 616 (286.7) 36.5 15.2 0.0473
p-value4 - - <0.001 0.198
1

Mean intra-patient percent improvement.

2

Student's t-test comparing mean baseline ET between treatment groups.

3

Analysis of covariance (ANCOVA) with baseline as a covariate comparing the mean ET change from baseline within each treatment group.

4

Paired t-test comparing whether the change from baseline is equal to zero within each treatment group.

5

Probability that a difference between treatment groups exists using the chi-square test.