Considering Psychosocial Factors When Investigating Blood Pressure in Patients with Short Sleep Duration: A Propensity Score Matched Analysis

Table 2

Blood pressure values of the unmatched and matched populations.

	Unmatched population (n = 429)			Propensity score matched 1 : 1 (n = 137)
	Sleep duration ≤6 h	Sleep duration >6 h		Sleep duration ≤ 6 h	Sleep duration >6 h
No. of patients	72	357		72	65
Office SBP, mean (±SD)	139.4 (14.2)	137.0 (17.0)	0.270	139.4 (14.2)	136.2 (16.4)	0.230
Office DBP, mean (±SD)	88.4 (10.9)	84.7 (12.1)	0.015	88.4 (10.9)	82.5 (11.1)	0.002
Office HR, mean (±SD)	78.4 (9.7)	78.4 (11.5)	0.980	78.4 (9.7)	77.7 (10.2)	0.663
24-h SBP, mean (±SD)	134.7 (12.0)	130.7 (13.6)	0.023	134.7 (12.0)	129.3 (11.6)	0.009
24-h DBP, mean (±SD)	83.4 (9.9)	79.9 (11.0)	0.013	83.4 (9.9)	78.1 (10.1)	0.002
24-h HR, mean (±SD)	75.7 (7.1)	73.8 (8.8)	0.095	75.7 (7.1)	74.2 (7.5)	0.248

SD indicates standard deviation; BP indicates blood pressure; SBP, systolic blood pressure; DBP, diastolic blood pressure; HR, heart rate.