Document Classification

Section Type: RESULTS

Text: Subjects in the elderly and younger groups had different BP and HR changes (mean percentage change) at 1 minute after standing in all three study phases (unmedicated, elderly : BP, -4 % / +1 % ; HR, +12 % ; young : BP, +2 % / +12 % ; HR, +27 % ; p = 0. 06 for BP, p less than 0. 01 for HR ; bendroflumethiazide, elderly : BP, -9 % / -3 % ; HR, +17 % ; young : BP, +1 % / +11 % ; HR, +33 % ; p less than 0. 05 for all ; nitroglycerin (0. 25 mg), elderly : BP, -15 % / -12 % ; HR, +21 % ; young : BP, -6 % / +7 % ; HR, +38 % ; p less than 0. 05 for all).