Hypertension

Blood Pressure Level in Late Adolescence and Risk for Cardiovascular Events : A Cohort Study

Ann Intern MedPublished Cohort study

Authors' conclusion

Increasing BP levels in late adolescence are associated with gradually increasing risks for major cardiovascular events, beginning at a BP level of 120/80 mm Hg.

Study context

Population
Males in late adolescence conscripted into the military in Sweden, 1969–1997; mean age 18.3 years79,644 primary outcomes
Participants
1,366,519 males
Exposure
Blood pressure (BP) categories in late adolescence vs normal BP
Outcome
CV death or first hospitalization for MI, HF, ischemic stroke or intracerebral hemorrhage
Follow-up
Median 35.9 years
Methodological detailsObservational study of Swedish men
  • Observational study of Swedish men

Main finding

As reported in the abstract

Each group vs normal BPAdjusted hazard ratio (95% CI)
Elevated BP
1.10(1.07–1.13)
Stage 1 ISH
1.15(1.11–1.18)
Stage 1 IDH
1.23(1.18–1.28)
Stage 1 SDH
1.32(1.27–1.37)
Stage 2 ISH
1.31(1.28–1.35)
Stage 2 IDH
1.55(1.42–1.69)
Stage 2 SDH
1.71(1.58–1.84)

Observational data: associations, not effects.

Further findings

Cumulative risk of CV events · age 68 years

Cumulative risk of CV events · age 68 years

Increased gradually across BP stages

Original publication

Blood Pressure Level in Late Adolescence and Risk for Cardiovascular Events : A Cohort Study. Ann Intern Med. Published 26 September 2023. doi:10.7326/m23-0112

Summarised from the published abstract; every number is checked against it

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