Table 2.

Responsiveness of Questionnaires After a Rehabilitation Program ^a

	No. of Participants	ES	SRM (95% CI)
PCSS–Total	95	1.48	1.72 (1.40-2.03)
PCSS-NS	95	1.84	1.37 (1.09-1.66)
DHI	85	0.92	1.02 (0.75-1.28)
HDI	91	0.86	0.93 (0.69-1.18)
NDI	85	1.06	1.06 (0.80-1.33)
NPRS-NP	85	1.02	1.06 (0.79-1.33)
NPRS-H	91	1.20	1.20 (0.91-1.45)

^a DHI, Dizziness Handicap Inventory; ES, effect size; HDI, Headache Disability Inventory; NDI, Neck Disability Index; NPRS-H, Numeric Pain Rating Scale of headache; NPRS-NP, Numeric Pain Rating Scale of neck pain; PCSS-NS, number of symptoms on Post-Concussion Symptom Scale; PCSS–Total, total score on the Post-Concussion Symptom Scale; SRM, standardized response mean.