|  | Level 1 | Level 3 |  |  |
---|---|---|---|---|---|
Key NR Step | na | Median in Seconds (Interquartile Range) | Differenceb | p-valuec | |
 Time- delivery to baby dried | 225 | 19.3 (6.4–65.3) | 11.8 (6.7–24.8) | −7.5 | 0.12 |
 Time- delivery to warmer | 225 | 72.3 (29.3–93.8) | 50.6 (32.7–71.6) | −21.7 | 0.27 |
 Time- delivery to PPV | 225 | 112.8 (82.4–142.7) | 92.0 (65.8–121.1) | −20.8 | 0.12 |