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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: J Pediatr. 2020 Feb 4;219:48–53. doi: 10.1016/j.jpeds.2019.12.066

Table 2.

Mortality and neurodevelopmental findings at 18 to 22 months according to treatment assignment

Variable Display
No. / total No. (%)
Control RR (95% CI) P-value
Primary outcome

Death or NDI 127/321(39.6) 136/306(44.4) 0.89(0.74,1.07) 0.223
Death 79/327(24.2) 99/309(32.0) 0.75(0.59,0.97) 0.028

Death or the following specific components of NDI

GMFCS Level 2-5 -- moderate/severe CP 127/321(39.6) 136/306(44.4) 0.89(0.74,1.07) 0.223
Bilateral blindness 83/326(25.5) 99/309(32.0) 0.79(0.62-1.02) 0.079
Deafness 90/327(27.5) 100/309(32.4) 0.85(0.67,1.08) 0.194
Bayley Cognitive <70 102/322(31.7) 113/306(36.9) 0.86(0.69,1.07) 0.179
Bayley Language <70 115/320(35.9) 127/305(41.6) 0.86(0.71,1.05) 0.163

NDI and specific components of NDI, survivors only

NDI 53/247(21.5) 40/210(19.1) 1.12(0.78-1.63) 0.561
GMFCS Level 2-5 -- moderate/severe CP 23/246(9.4) 13/210(6.2) 1.51(0.78,2.9) 0.223
Bilateral blindness 4/247(1.6) 0/210(0) 0(0-0) 0.128
Deafness 11/248(4.4) 1/210(0.5) 9.31(1.21,71.55) 0.008
Bayley Cognitive <70 23/243(9.5) 15/207(7.3) 1.31(0.70,2.43) 0.497
Bayley Language <70 36/241(14.9) 28/206(13.6) 1.01(0.69,1.74) 0.787

NDI is neurodevelopmental impairment (GMFCS Level 2-5 -- moderate/severe cerebral palsy, blind, deaf, language or cognitive Bayley score <70). CP is cerebral palsy. GMFCS is the Gross Motor Function Classification System. RR is the relative risk of the outcome in the Display group as compared with the Control group. CI denotes confidence interval.