TCH: % Major Morbidities (among survivors) by Birth Weight

Academic Year: 2004–2005
Birth Weight (grams) Total #
Survivors		 All IVH IVH
Grade 3–4		 Cystic PVL BPD NEC ROP Surg. Late Sepsis PDA Airleak
% Total
Survivors		 % All IVH
 
401–500 3 33 0 – 0 67 0 100 33 33 0
501–750 33 33 15 45 21 76 6 58 52 30 12
751–1000 49 29 12 43 6 63 7 20 43 39 6
≤1000 85 31 13 42 12 68 6 38 46 35 8
1001–1250 31 17 3 20 3 29 3 7 39 16 3
1251–1500 40 14 0 – 0 15 9 0 15 13 5
≤1500 152 24 8 33 7 47 4 22 37 26 6
1501–2000 88 13 0 – 1 9 5 1 11 14 3
2001–2500 107 6 2 50 0 0 3 0 14 9 7
>2500 477 5 0.2 0.8 0.2 0.6 0.8 0.2 10 8 6
Total 828 12 2 24 2 10 2 4 16 12 6
Academic Year: 2003–2004
Birth Weight (grams) Total #
Survivors		 All IVH IVH
Grade 3–4		 Cystic PVL BPD NEC ROP Surg. Late Sepsis PDA Airleak
% Total
Survivors		 % All IVH
 
401–500 2 100 50 50 50 50 0 100 0 0 0
501–750 34 50 29 59 9 82 6 56 71 32 24
751–1000 45 49 13 27 7 64 2 27 41 40 7
≤1000 81 51 21 41 9 72 4 41 53 36 14
1001–1250 43 35 9 27 9 21 7 9 37 40 9
1251–1500 39 15 0 – 3 23 8 5 13 18 3
≤1500 162 38 14 35 7 47 6 24 39 33 10
1501–2000 76 14 3 18 1 9 1 1 16 8 5
2001–2500 102 1 0 – 1 0 1 0 9 7 5
>2500 479 2 0 – 0.6 0.2 0.6 0 6 8 9
Total 820 10 3 27 2 10 2 5 13 13 8