Key result
Tobacco smoking induced a 16-27% reduction in hand blood flow and tachycardia, whereas no significant changes occurred during sham smoking.
Why the study?
Does tobacco smoking reduce hand blood flow compared to sham smoking in normal subjects?
Population
15 normal subjects
Comparison
Tobacco smoking vs Sham smoking
Authors
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Acute smoking impairs peripheral flow in normals; leaves open translation to chronic vascular risk and targeted interventions.
Does tobacco smoking reduce hand blood flow compared to sham smoking in normal subjects?
Effect estimate: 16-27% reduction
Tobacco smoking acutely reduces peripheral blood flow and induces tachycardia even at low inhalation rates.
Ludbrook et al. (1974) studied Healthy (n=15). Tobacco smoking vs. Sham smoking was evaluated on Changes in hand blood flow (16-27% reduction). Tobacco smoking induced a 16-27% reduction in hand blood flow and tachycardia, whereas no significant changes occurred during sham smoking.
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