Table 3.

Twenty-five week mean scores reflecting biobehavioral differences in CFS between participants who self-report improvers and non-improvers.

	M	SE	95% CI for Difference	n	Delta	SE Delta	t for Delta	p for Delta	D
Push-crash
Non-improvers	4.03	0.09		91
Improvers	3.98	0.17	−0.46- 0.31	37	0.05	0.18	−0.28	0.78	0.04
Limiting activity
Non-improvers	3.39	0.07		90
Improvers	3.25	0.11	−0.12-1.39	37	0.04	0.13	−1.08	0.28	0.21
Healthy Pacing
Non-improvers	3.89	0.08		90
Improvers	3.81	0.12	−0.20-0.37	37	0.08	0.14	0.57	0.57	0.11
Practical Support
Non-improvers	4.96	0.12		90
Improvers	4.85	0.2	−0.34-0.57	37	0.14	0.23	0.47	0.64	0.09
Hassles Frequency
Non-improvers	21.48	0.72		90
Improvers	21.63	1.31	−2.93-2.61	37	0.15	1.4	−0.14	0.91	0.02
Hassles Intensity
Non-improvers	1.62	0.04		90
Improvers	1.59	0.04	−0.19-0.15	37	0.03	0.06	0.51	0.61	0.1
Uplift Frequency
Non-improvers	18.83	0.8		90
Improvers	20.68	1.35	−4.85-1.15	37	1.85	1.52	−1.22	0.22	0.23
Uplift Intensity
Non-improvers	1.51	0.04		90
Improvers	1.65	0.05	−0.26- −0.01	37	0.14	0.06	−2.08	0.043	0.4
Heart Rate Variability#
Non-improvers	21.47	1.15		90
Improvers	27.4	3.25	−11.33- −0.52	35	5.93	2.73	−2.17	0.032	0.38

^#Root mean square standard deviation (RMSSD) (ms)

Delta = difference between participants who improved vs. participants who did not improve.