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APPENDIX 2: PEDIATRIC SIZING CHART

PEDIATRIC SIZING CHART

PEDIATRIC SIZING CHART

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PEDIATRIC SIZING CHART
Age- and Weight-Based Sizing Chart
Age (or Weight) Uncuffed ETT Cuffed ETT Laryngoscope Blade DL ETT CVL A-line LMA Foley Chest Tube Salem Sump
1 kg 2.5 Miller 00 5 Fr 24 G 1 5 Fr 8 Fr
2 kg 3 Miller 00 5 Fr 24 G 1 5 Fr 10 Fr 10 Fr
3 kg 3 Miller 0 5 Fr 24 G 1 5 Fr 12 Fr 10 Fr
Term newborn 3.5 Miller 1 5 Fr 24 G 1 5 Fr 12 Fr 10 Fr
5 kg 3.5 Miller 1 5 Fr 24 G 1.5 5 Fr 12 Fr 10 Fr
1 year 4 Miller 1 5 Fr 24 G 1.5 5 Fr 16 Fr 10 Fr
2 years 4.5 Miller/Mac 2 5 Fr 24 G 2 8 Fr 16 Fr 14 Fr
3 years 4.5 Miller/Mac 2 5 Fr 22 G 2 8 Fr 20 Fr 14 Fr
4 years 5 Miller/Mac 2 5 Fr 22 G 2 8 Fr 20 Fr 14 Fr
5 years 5 Miller/Mac 2 5 Fr 22 G 2 8 Fr 20 Fr 14 Fr
6 years 5 Miller/Mac 2 7 Fr 22 G 2.5 8 Fr 20 Fr 14 Fr
7 years 5 Miller/Mac 2 7 Fr 22 G 2.5 8 Fr 20 Fr 14 Fr
8 years 5.5 Miller/Mac 2 26 Fr 7 Fr 22 G 2.5 8 Fr 20 Fr 14 Fr
9 years 5.5 Miller/Mac 2 26 Fr 7 Fr 22 G 2.5 10 Fr 20 Fr 14 Fr
10 years 6 Miller/Mac 3 28 Fr 7 Fr 20 G 2.5 10 Fr 20 Fr 14 Fr
11 years 6 Miller/Mac 3 28 Fr 7 Fr 20 G 3 10 Fr 24 Fr 14 Fr
12 years 6 Miller/Mac 3 28 Fr 7 Fr 20 G 3 10 Fr 24 Fr 14 Fr
13 years 6 Miller/Mac 3 32 Fr 9 Fr 20 G 3 12 Fr 24 Fr 16 Fr
14 years 7 Miller/Mac 3 32 Fr 9 Fr 20 G 3 12 Fr 32 Fr 16 Fr
15 years 7 Miller/Mac 3 35 Fr 9 Fr 20 G 4 12 Fr 32 Fr 16 Fr
16 years 7 Miller/Mac 3 35 Fr 9 Fr 20 G 4 12 Fr 32 Fr 16 Fr
17 years 7 Miller/Mac 3 35 Fr 9 Fr 20 G 4 12 Fr 36 Fr 16 Fr
18 years 7 Miller/Mac 3 35 Fr 9 Fr 20 G 4 12 Fr 36 Fr 16 Fr

DL, double-lumen; ETT, endotracheal tube; Fr, French; G, gauge LMA, laryngeal mask airway.

ETT depth (cm) = three times ETT size (mm ID).

ETT size (mm ID) = (age [in years])/4 + 4.

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