TABLE 3

Developmental and Behavioral Outcomes in the Matched Cohort at 18–26 Months’ CA

CharacteristicMatched Sample
Discharged on Supplemental Oxygen (N = 1039)Discharged Breathing in Room Air (N = 1039)Adjusted RR or Mean Difference (95% CI)P
Cerebral palsy (any severity), n/N (%)152/1011 (15)143/1009 (14)1.08 (0.85 to 1.37).55
Cerebral palsy (moderate or severe), n/N (%)76/1011 (8)67/1009 (7)1.14 (0.80 to 1.64).48
GMFCS level ≥2, n/N (%)105/1011 (10)91/1010 (9)1.14 (0.78 to 1.67).49
Bayley-3 cognitive, mean ± SD87.4 ± 15.386.5 ± 15.10.27 (−1.69 to 2.23).79
Bayley-3 language, mean ± SD82.4 ± 17.381.7 ± 16.4−0.27 (−2.25 to 1.71).79
Bayley-3 motor, mean ± SD85.1 ± 15.885.0 ± 16.8−0.51 (−3.38 to 2.36).73
Bayley-3 cognitive, n/N (%)
 <70112/992 (11)122/973 (13)0.96 (0.73 to 1.28).80
 <85320/992 (32)350/973 (36)0.96 (0.79 to 1.15).64
Bayley-3 language, n/N (%)
 <70210/973 (22)212/960 (22)1.09 (0.86 to 1.39).48
 <85529/974 (54)529/961 (55)1.04 (0.94 to 1.15).49
Bayley-3 motor, n/N (%)a
 <70107/764 (14)120/734 (16)0.90 (0.59 to 1.36).61
 <85302/764 (40)276/734 (38)1.11 (0.91 to 1.36).29
Behavior problem, n/N (%)b325/983 (33)345/993 (35)0.94 (0.82 to 1.08).40
  • a The motor domain of the Bayley-3 was administered during follow-up visits beginning in January 2010.

  • b The CBCL replaced the BITSEA for visits beginning in August 2014.