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Research Critique, Part 2: Critique of Quantitative Research Article

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Running head: RESEARCH CRITIQUE, PART 2: CRITIQUE OF QUANTITATIVE

Research Critique, Part 2: Critique of Quantitative Research Article
Debra Benton
Grand Canyon University
Introduction to Nursing Research
NRS 433V

August 26, 2012

Research Critique, Part 2: Critique of Quantitative Research Article
The population who are diagnosed with obstructive sleep apnea (OSA) often experience daytime drowsiness and are at risk for ischemic heart disease, arrhythmias, hypertension, and other vascular related problems (Hsu et al., 2007). There are several treatment options for people with OSA, which are weight loss, continuous positive airway pressure (CPAP), dental appliances, and surgical procedure. This study evaluates patients who have …show more content…

Data Collection and Analysis
The major variables were labeled in association with the endoscopic photographs from the computer-assisted measurement (CAM) airway analysis at the retropalatal level with calibrator in regards to showing airway dimensions in both pre and postoperative images (Hsu et al., 2007). There was no sign of manipulation of these variables other than from the postoperative images. The research team compiled the data to show the regression data of UPPP surgery were considerably correlated with postoperative improvement. This method of data collection was used to analyze the correlation between modifications in surgical parameters and the postoperative status of OSA patients. The six-month postoperative, patients again underwent PSG, Epworth sleepiness scale recording, CAM of upper airway, and bio-data analysis. A total of eight videoendoscopic images were taken of all 19 subjects. Patients were analyzed during quiet respiration and Mueller’s maneuver in both supine and erect positions at the retropalatal and retrolingual levels. The Mueller’s maneuver is a non-invasive procedure using fiber optic endoscopic evaluation that measures both size, shape, and collapsibility of the upper airway (Friedman, 2009). Images were captured using a videocapture card, which was installed into the computer

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