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11. Below is a table from the journal article "Acute Effects of Electronic Cigarette Aerosol Inhalation on Vascular Function Detected at Quantitative MRI" by Caporale, et. al. from Radiology 2019. Nonsmokers were asked to inhale nicotine-free e-cigarette aerosol, and variables were measured. Effects of Electronic Cigarette Aerosol Inhalation on Vascular Function Table 4: Comparisons before and after E-cigarette Vaping MRI Parameters Before E-cigarette Vaping After E-cigarette Vaping PValue Peripheral vascular reactivity Dynamic superficial femoral vein oximetry (SvO,) Baseline SvO, (%HbO,) Washout time (sec) Upslope (%HbO sec) Overshoot (%HbO,) Peak-to-peak SvO, (%HbO) Superficial femoral artery blood flow velocity Resistivity index Peak velocity (cm/sec) Time to peak (sec) Hyperemic index (cm/sec) Vessel wall imaging FMD, (6) Cerebrovascular reactivity Breath-hold index (cm/sec) Post-breath hold relative velocity increase (%) Central arterial stiffness aPWV (m/sec) 65 2 52 2 <.001 9.1 0.4 3.0 0.2 19 2 40 2 7.6 = 0.2 .001 3.0 0.2 .61 29 2 <.001 41 2 49 1.30 0.01 1.33 0.01 .04 56.6 * 2.6 46.7 ± 2.8 <.001 7.1 0.6 9.2 0,7 11.2 0.9 .005 15.1 1.1 <.001 9.4 + 0.9 6.2 0.9 <.001 0.38 + 0,02 0.36 0.02 .08 31.2 2.1 35.7 2.3 10 6.05 0.21 6.24 0.20 .05 Note-Data are mean t standard error. Upslope refers to the slope of curve following nadir; overshoot refers to the maximum SvO, rela- tive to bascline SvO. aPWV - aortic arch pulse wave velocity, FMD, = luminal flow-mediated dilation, SvO,- venous oxygen saturation. a.) Who is the target population (be specific)? b.) Assuming the statistical tests were run correctly, fill in the following for determining at a = .05 whether a difference can be shown in the true means for "breath-hold index" measured in cm/ sec2 with respect to cerebrovascular reactivity,

11. Below is a table from the journal article "Acute Effects of Electronic Cigarette Aerosol Inhalation on Vascular Function Detected at Quantitative MRI" by Caporale, et. al. from Radiology 2019. Nonsmokers were asked to inhale nicotine-free e-cigarette aerosol, and variables were measured. Effects of Electronic Cigarette Aerosol Inhalation on Vascular Function Table 4: Comparisons before and after E-cigarette Vaping MRI Parameters Before E-cigarette Vaping After E-cigarette Vaping PValue Peripheral vascular reactivity Dynamic superficial femoral vein oximetry (SvO,) Baseline SvO, (%HbO,) Washout time (sec) Upslope (%HbO sec) Overshoot (%HbO,) Peak-to-peak SvO, (%HbO) Superficial femoral artery blood flow velocity Resistivity index Peak velocity (cm/sec) Time to peak (sec) Hyperemic index (cm/sec) Vessel wall imaging FMD, (6) Cerebrovascular reactivity Breath-hold index (cm/sec) Post-breath hold relative velocity increase (%) Central arterial stiffness aPWV (m/sec) 65 2 52 2 <.001 9.1 0.4 3.0 0.2 19 2 40 2 7.6 = 0.2 .001 3.0 0.2 .61 29 2 <.001 41 2 49 1.30 0.01 1.33 0.01 .04 56.6 * 2.6 46.7 ± 2.8 <.001 7.1 0.6 9.2 0,7 11.2 0.9 .005 15.1 1.1 <.001 9.4 + 0.9 6.2 0.9 <.001 0.38 + 0,02 0.36 0.02 .08 31.2 2.1 35.7 2.3 10 6.05 0.21 6.24 0.20 .05 Note-Data are mean t standard error. Upslope refers to the slope of curve following nadir; overshoot refers to the maximum SvO, rela- tive to bascline SvO. aPWV - aortic arch pulse wave velocity, FMD, = luminal flow-mediated dilation, SvO,- venous oxygen saturation. a.) Who is the target population (be specific)? b.) Assuming the statistical tests were run correctly, fill in the following for determining at a = .05 whether a difference can be shown in the true means for "breath-hold index" measured in cm/ sec2 with respect to cerebrovascular reactivity,

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
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11. Below is a table from the journal article "Acute Effects of Electronic Cigarette Aerosol Inhalation on Vascular Function Detected at Quantitative MRI" by Caporale, et. al. from Radiology 2019. Nonsmokers were asked to inhale nicotine-free e-cigarette aerosol, and variables were measured. Effects of Electronic Cigarette Aerosol Inhalation on Vascular Function Table 4: Comparisons before and after E-cigarette Vaping MRI Parameters Before E-cigarette Vaping After E-cigarette Vaping P Value Peripheral vascular reactivity Dynamic superficial femoral vein oximetry (SvO,) Baseline SvO, (%HbO,) Washout time (sec) 52 2 65 2 9.1 0.4 3.0 0.2 <.001 .001 7.6 0.2 Upslope (%HbO Isec) Overshoot (%HbO) Peak-to-peak SvO, (%HbO) Superficial femoral artery blood flow velocity Resistivity index Peak velocity (cm/sec) Time to peak (sec) 3.0 0.2 .61 19 2 29 2 <.001 40 土 2 41土2 49 1.30 0.01 56.6 2.6 1.33 0.01 .04 46.7 2.8 9.2 ±0.7 <.001 7.1 0.6 15.1 1.1 .005 Hyperemic index (cm/sec') Vessel wall imaging FMD, (%) Cerebrovascular reactivity Breath-hold index (em/sec) Post-breath hold relative velocity increase (%) Central arterial stiffness aPWV (m/sec 11.2 0.9 <.001 9.4 0.9 6.2 0.9 <.001 0.38 0.02 0.36 0.02 08 31.2 2.1 35.7 2.3 .10 6.05 0.21 6.24 0.20 05 Note-Data are mean standard error. Upslope refers to the slope of curve following nadir; overshoot refers to the maximum SvO, rela- tive to baseline SvO, aPWV- aortic arch pulse wave velocity, FMD, = luminal flow-mediated dilation, SvO,- venous oxygen saturation. a.) Who is the target population (be specific)? b.) Assuming the statistical tests were run correctly, fill in the following for determining at a = .05 whether a difference can be shown in the true means for "breath-hold index" measured in cm/ sec2 with respect to cerebrovascular reactivity.
Transcribed Image Text:11. Below is a table from the journal article "Acute Effects of Electronic Cigarette Aerosol Inhalation on Vascular Function Detected at Quantitative MRI" by Caporale, et. al. from Radiology 2019. Nonsmokers were asked to inhale nicotine-free e-cigarette aerosol, and variables were measured. Effects of Electronic Cigarette Aerosol Inhalation on Vascular Function Table 4: Comparisons before and after E-cigarette Vaping MRI Parameters Before E-cigarette Vaping After E-cigarette Vaping P Value Peripheral vascular reactivity Dynamic superficial femoral vein oximetry (SvO,) Baseline SvO, (%HbO,) Washout time (sec) 52 2 65 2 9.1 0.4 3.0 0.2 <.001 .001 7.6 0.2 Upslope (%HbO Isec) Overshoot (%HbO) Peak-to-peak SvO, (%HbO) Superficial femoral artery blood flow velocity Resistivity index Peak velocity (cm/sec) Time to peak (sec) 3.0 0.2 .61 19 2 29 2 <.001 40 土 2 41土2 49 1.30 0.01 56.6 2.6 1.33 0.01 .04 46.7 2.8 9.2 ±0.7 <.001 7.1 0.6 15.1 1.1 .005 Hyperemic index (cm/sec') Vessel wall imaging FMD, (%) Cerebrovascular reactivity Breath-hold index (em/sec) Post-breath hold relative velocity increase (%) Central arterial stiffness aPWV (m/sec 11.2 0.9 <.001 9.4 0.9 6.2 0.9 <.001 0.38 0.02 0.36 0.02 08 31.2 2.1 35.7 2.3 .10 6.05 0.21 6.24 0.20 05 Note-Data are mean standard error. Upslope refers to the slope of curve following nadir; overshoot refers to the maximum SvO, rela- tive to baseline SvO, aPWV- aortic arch pulse wave velocity, FMD, = luminal flow-mediated dilation, SvO,- venous oxygen saturation. a.) Who is the target population (be specific)? b.) Assuming the statistical tests were run correctly, fill in the following for determining at a = .05 whether a difference can be shown in the true means for "breath-hold index" measured in cm/ sec2 with respect to cerebrovascular reactivity.
11. a.) Target popln. b.) Ho На Dec. Concl. p-value SIG or NS
Transcribed Image Text:11. a.) Target popln. b.) Ho На Dec. Concl. p-value SIG or NS
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