Table I. Clinical Characteristics of Study Infants*.
| VARIABLE | CONTROL
(n=17) |
RDS1
(n=11) |
RDS2
(n=27) |
|
|---|---|---|---|---|
| Gender (males : females) | 8 : 9 | 7 : 4 | 17 : 10 | |
| Birth GA (weeks) | 31.5 (1.4) | 30.5 (2.1) | 29.0 (2.2) | |
| Birth Weight (grams) | 1518.7 (318.6) | 1442.4 (275.1) | 1185.3 (409.9) | |
| PMA @ Session (weeks) | Session 1 | 33.6 (1.7) | 33.4 (1.3) | 34.1 (2.2) |
| Session 2 | 34.7 (1.6) | 34.5 (1.1) | 34.9 (2.1) | |
| Mean | 34.2 (1.7) | 34.0 (1.2) | 34.5 (2.2) | |
| % Oral Feeding | Session 1 | 13.2 (4.0) | 9.4 (4.4) | 3.4 (3.2) |
| Session 2 | 35.0 (9.5) | 40.6 (10.5) | 10.4 (7.5) | |
| Mean | 24.1 (6.8) | 25.0 (7.5) | 6.9 (5.4) | |
| Oxygen Therapy History (days) | Ventilator | 0.0 (0.0) | 1.3 (1.3) | 6.4 (11.0) |
| CPAP | 0.7 (1.1) | 2.3 (2.2) | 9.6 (10.2) | |
| Cannula | 0.7 (1.3) | 1.6 (1.6) | 21.9 (15.2) | |
| Total | 1.4 (1.7) | 5.2 (1.8) | 37.9 (26.0) | |
*
Expressed as mean (sd)