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. 2012 May;129(5):e1205–e1210. doi: 10.1542/peds.2011-3087

TABLE 2.

Comparison of Mercury versus Aneroid BP Measurements

	Systolic BP, (mm Hg)		Pearson Correlation	Diastolic BP, mm Hg		Pearson correlation	Systolic BP Different From zero, mm Hg^a	Diastolic BP Different From Zero, mm Hg^a
	Mercury	Aneroid		Mercury	Aneroid	Pearson correlation	Systolic BP Different From zero, mm Hg^a	Diastolic BP Different From Zero, mm Hg^a
All	105.0 ± 13.2	104.5 ± 13.3	r = .94, P < .0001	65.6 ± 11.1	64.4 ± 9.1	r = .82, P < .0001	−0.48 ± 4.41, P = .13	−1.25 ± 6.35, P = .007
≤10 y	96.0 ± 10.4	96.1 ± 10.4	r = .90, P < .0001	60.6 ± 7.8	59.5 ± 7.2	r = .83, P < .0001	0.13 ± 4.66, P = .85	−0.71 ± 4.45, P = .29
≥10–18 y	107.7 ± 12.8	107.0 ± 13.0	r = .94, P < .0001	67.1 ± 11.6	65.7 ± 9.3	r = .81, P < .0001	−0.67 ± 4.33, P = .062	−1.78 ± 5.22, P < .0001

Data are mean ± SD.

^a

Reference device is the mercury sphygmomanometer.