Why the study?
Does chronic hypertension increase the risk of intra-operative cardiovascular incidents in adults undergoing elective surgery under general or regional anaesthesia?
Population
124,939 elective surgical operations performed in adults under general or regional anaesthesia between 2000…
Comparison
Chronic hypertension (exposure) vs No chronic hypertension
Design
Cohort
Follow-up
intra-operative
Authors
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May inform preoperative risk assessment in elective surgery; leaves open the contribution of hospital-level factors to outcome variation.
Does chronic hypertension increase the risk of intra-operative cardiovascular incidents in adults undergoing elective surgery under general or regional anaesthesia?
Chronic hypertension is associated with a 38% increased risk of intra-operative cardiovascular incidents during elective surgery, though this risk varies significantly across different hospitals.
Beyer et al. (2009) studied this question.
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