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. 2019 Dec 9;24(8):536–544. doi: 10.1093/pch/pxz134

Table 3.

Thresholds for investigation and treatment of hypoglycaemia

Birth to 72 hours of age ≥72 hours of age
Therapeutic goal 2.6 3.3
Investigation threshold 2.6 2.8*

*A critical sample should be sent to help determine etiology and confirm lab glucose level. It may be drawn earlier than the time frame suggested if an endocrine or metabolic condition is suspected.