Indications, Measurements, and Complications of Ten Essential Neonatal Procedures

Table 6

Nasogastric tube insertion length based on an age-related, height-based (ARHB) equation.

Neonate’s length (cm)	NG tube insertion length (cm)
35.0-35.5	15.0
36.0-37.0	15.5
37.5-38.0	16.0
38.5-39.5	16.5
40.0-41.0	17.0
41.5-42.0	17.5
42.5-43.5	18.0
44.0-45.0	18.5
45.5-46.5	19.0
47.0-47.5	19.5
48.0-49.0	20.0
49.0-50.5	20.5
51.0-51.5	21.0
52.0-53.0	21.5
53.5-54.5	22.0
55.0-55.5	22.5
56.0-56.5	23.0