Table 2. Characteristics of VLBW infants with and without developmental impairments.
| Characteristic | Cerebral palsy | MDI <70 | PDI <70 | |||
|---|---|---|---|---|---|---|
| Absent (n=54) | Present (n=10) | Absent (n=54) | Present (n=11) | Absent (n=38) | Present (n=27) | |
| Gestational age (weeks) | 27 (23–31) | 25 (22–33)* | 27 (22–33) | 25 (23–29)* | 26.5 (22–31) | 26 (23–33) |
| Birth weight (g) | 798 (440–1470) | 725 (406–1470) | 814 (440–1470) | 650 (406–1439)* | 798 (440–1470) | 790 (406–1470) |
| Small for gestational age | 5 (9) | 2 (20) | 5 (9) | 2 (18) | 2 (5) | 5 (19) |
| Race | ||||||
| White | 34 (63) | 3 (30)* | 31 (57) | 6 (55) | 21 (55) | 16 (59) |
| Non-white | 20 (37) | 7 (70) | 23 (43) | 5 (45) | 17 (45) | 11 (41) |
| Female gender | 31 (57) | 4 (40) | 29 (54) | 7 (64) | 21 (55) | 15 (56) |
| Sepsis | 37 (69) | 8 (80) | 37 (69) | 9 (82) | 24 (63) | 22 (81) |
| Necrotizing enterocolitis | 8 (15) | 2 (20) | 8 (15) | 2 (18) | 3 (8) | 7 (26)* |
| Chronic lung disease | 27 (50) | 6 (60) | 24 (44) | 10 (91)* | 18 (47) | 16 (59) |
| Major Ultrasound abnormality | 10 (19) | 7 (70)* | 11 (20) | 6 (55)* | 6 (16) | 11 (41)* |
| cHRC | 3.76 (−4.91 to 41.08) | 18.14 (−1.61 to 43.48)* | −2.31 (−4.91 to 33.60) | 9.20 (−1.61 to 43.48)* | 2.05 (−4.91 to 22.06) | 5.53 (−1.61 to 43.48)* |
Data are medians (range in parenthesis) or number of infants (percentage in parenthesis). *P<0.1.
Abbreviation: cHRC, cumulative heart rate characteristics index.