Table 5Clinical evidence summary: Treatment versus no treatment at systolic blood pressure thresholds (type 2 diabetes)

OutcomesNo of Participants (studies) Follow upQuality of the evidence (GRADE)Relative effect (95% CI)Anticipated absolute effects
Risk with No treatment (diabetes)Risk difference with Treatment (95% CI)
All-cause mortality 140–159 mmHg

6,334

(1 study)

4.4 years

MODERATE1

due to imprecision

RR 0.76

(0.64 to 0.9)

90 per 1,00022 fewer per 1,000 (from 9 fewer to 32 fewer)
Stroke 140–159 mmHg

5,897

(1 study)

4.4 years

MODERATE1

due to imprecision

RR 0.8

(0.68 to 0.95)

94 per 1,00019 fewer per 1,000 (from 5 fewer to 30 fewer)
Heart failure 140–159 mmHg

5,629

(1 study)

4.4 years

MODERATE1

due to imprecision

RR 0.78

(0.56 to 1.09)

28 per 1,0006 fewer per 1,000 (from 12 fewer to 2 more)
1

Downgraded by 1 increment if the confidence interval crossed 1 MID or by 2 increments if the confidence interval crossed both MIDs.

From: Evidence review for initiating treatment

Cover of Evidence review for initiating treatment
Evidence review for initiating treatment: Hypertension in adults: diagnosis and management: Evidence review C.
NICE Guideline, No. 136.
National Guideline Centre (UK).
Copyright © NICE 2019.

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