Table 3.

Severity of Illness Measures (n = 476)

Severity IndexMean ± SDMedianRange
Apgar score at 1 min*4.9  ± 2.350 –9
Apgar score at 5 min7.3  ± 1.881 –10
CRIB score5.2  ± 5.130 –20
SNAP score at 12 h11.8  ± 7.6100 –40
SNAP score at 24 h13.5  ± 8.3121 –43
SNAP-PE score at 12 h23.6  ± 19.5170 –85
SNAP-PE score at 24 h25.3  ± 20.2191 –88
NTISS score19.5  ± 7.4206 –47
  • SD indicates standard deviation.

  • * n = 469.

  • n = 472.