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Table 1 Demographic and clinical characteristics of the study population setting

From: Young smoker “ABCD” vascular assessment: a four-step ultrasound examination for detecting peripheral, extra and intra-cranial early arterial damage

CHARACTERISTICS NON-SMOKERS SMOKERS p
(n = 43) (n = 38)
Age (years) 27 ± 4 26 ± 3 ns
Male/Female 21/22 18/20 ns
BMI (Kg/m2) 23 ± 2 23 ± 2 ns
Number of cigarettes/day 0 ± 0 11 ± 5 <0.01
Smoking duration (years) 0 ± 0 8 ± 2 <0.01
SBP at rest (mmHg) 115 ± 15 117 ± 5 ns
DBP at rest (mmHg) 69 ± 8 70 ± 5 ns
Heart rate at rest (bpm) 65 ± 4 66 ± 4 ns
SBP 1 min after smoking (mmHg) nd 127 ± 4 nd
DBP 1 min after smoking (mmHg) nd 75 ± 4 nd
Heart rate 1 min after smoking (bpm) nd 74 ± 2 nd
SBP 10 min after smoking (mmHg) nd 120 ± 4 nd
DBP 10 min after smoking (mmHg) nd 70 ± 4 nd
Heart rate 10 min after smoking (bpm) nd 68 ± 2 nd
MCA MFV at rest (cm/s) 63 ± 4 63 ± 5 ns
  1. BMI body mass index; SBP systolic blood pressure; DBP diastolic blood pressure; MCA middle cerebral artery; MFV mean flow velocity; nd, not done; ns, not significantly different; data are expressed as mean ± SD