Return to Full Functioning after Graded Exercise Assessment and Progressive Exercise Treatment of Postconcussion Syndrome

Table 4

Relative associations of predictor variables with return to full daily functioning^a.

Predictor variables	Relative association with return to full daily functioning
Variables in model	Wald statistic	Significance
Time to f/u	0.52	𝑃<0.47
Age*	8.15	𝑃<0.004
Variables not in model	Score statistic	Significance
Irritability	3.44	𝑃<0.06
Concentration	2.70	𝑃<0.10
Time to test	2.38	𝑃<0.12
Insomnia	2.35	𝑃<0.13
Exercise treatment	2.26	𝑃<0.14
Test result	1.08	𝑃<0.30
Fatigue	0.44	𝑃<0.51
Sad/Depressed	0.36	𝑃<0.55
Gender	0.13	𝑃<0.72
Headache	0.02	𝑃<0.89

^aTwo cases with missing values. *Significant at 𝑃<0.05, f/u = followup.