Chart 12.4. – Estimated blood pressure levels at two weeks for neonates 26 to 44 weeks since conception.

Age since conception	50th Percentile	95th Percentile	99th Percentile
44 weeks
SBP	88	105	110
DBP	50	68	73
MAP	63	80	85
42 weeks
SBP	85	98	102
DBP	50	65	70
MAP	62	76	81
40 weeks
SBP	80	95	100
DBP	50	65	70
MAP	60	75	80
38 weeks
SBP	77	92	97
DBP	50	65	70
MAP	59	74	79
36 weeks
SBP	72	87	92
DBP	50	65	70
MAP	57	72	71
34 weeks
SBP	70	85	90
DBP	40	55	60
MAP	50	65	70
32 weeks
SBP	68	83	88
DBP	40	55	60
MAP	50	65	70
30 weeks
SBP	65	80	85
DBP	40	55	60
MAP	48	65	68
28 weeks
SBP	60	75	80
DBP	38	50	54
MAP	45	58	63
26 weeks
SBP	55	72	77
DBP	30	50	56
MAP	38	57	63

DBP: diastolic blood pressure; MAP: mean arterial pressure; SBP: systolic blood pressure. Adapted from Dionne et al., 2012. ⁷¹¹