TABLE 4.

Health-Related Quality of Life 3 and 12 Months After Injury

PedsQL	Mean at Month a				Change 0 to 3 mo b				Change 0 to 12 mo b				Change 0 to 24 mo b
	0	3	12	24	Δ	95% CI	Adjusted Net Difference c	95% CI	Δ	95% CI	Adjusted Net Difference c	95% CI	Δ	95% CI	Adjusted Net Difference c	95% CI
Arm injury	89.3	86.1	86.7	86.0	−3.2 d	−4.7 to −1.7 d	Reference	—	−2.6 d	−4.1 to −1.1 d	Reference	—	−3.5 d	−5.1 to −2.0 d	Reference	—
Mild TBI
I	85.6	81.1	82.1	82.0	−4.7 d	−5.9 to −3.4 d	−1.4	−3.7 to 0.8	−4.1 d	−5.4 to −2.9 d	−1.4	−3.7 to 0.9	−4.6 d	−5.8 to −3.4 d	−0.7	−3.0 to 1.6
II	87.6	83.1	82.7	83.9	−4.5 d	−8.2 to −0.7 d	−1.3	−6.2 to 3.7	−4.6 d	−8.4 to −0.8 d	−1.7	−6.9 to 3.4	−2.7	−6.9 to 1.5	0.7	−4.4 to 5.9
III	86.9	80.4	81.7	85.2	−6.6 d	−9.2 to −3.9 d	−3.3	−6.6 to 0.0	−4.9 d	−7.6 to −2.1 d	−2.4	−5.9 to 1.2	−3.1 d	−5.8 to −0.4 d	0.9	−2.5 to 4.3
Moderate TBI	91.4	74.0	75.6	76.2	−17.6 d	−21.6 to −13.5 d	−14.0 d	−17.5 to −10.5 d	−15.3 d	−19.3 to −11.2 d	−12.5 d	−16.1 to −8.8 d	−14.6 d	−18.5 to −10.7 d	−10.7 d	−14.4 to −7.1 d
Severe TBI	88.6	56.6	66.4	68.1	−30.9 d	−42.1 to −19.7 d	−27.8 d	−35.4 to −20.2 d	−22.1 d	−33.0 to −11.2 d	−19.4 d	−27.0 to −11.7 d	−19.1 d	−29.6 to −8.6 d	−16.0 d	−23.6 to −8.3 d

^aOn the basis of all children with data at each time point.

^bOn the basis of children with data at both time points.

^cNet change compared to arm-injury controls, adjusted for age, gender, race, insurance, parent income, and parent education, on the basis of all children.

^dSignificant result.