Article Figures & Data
Figures
- FIGURE 1.
Representative images from stress supine, stress upright, and rest upright MPS panograms demonstrating abnormal ASRM results on left and normal results on right.
Tables
Characteristic n % Total patients 154 ASRM 54 35.1 Hypertension 95 61.7 Body mass index > 35 kg/m2 21 13.6 Age > 50 144 93.5 Sex (M) 87 56.5 ≥3 OSA risk factors 65 42.2 OSA diagnosis 26 16.9 - TABLE 2
Comparison of Characteristics for Patients with Normal Respiratory Motion and ASRM During MPS
Characteristic ASRM Normal P* Total patients 54 100 Hypertension 32 (59.3%) 63 (63.0%) 0.65 Body mass index > 35 7 (13.0%) 14 (14.0%) 0.86 Age > 50 48 (88.9%) 96 (96.0%) 0.09 Sex (M) 36 (66.7%) 51 (51.0%) 0.06 ≥3 OSA risk factors 24 (44.4%) 41 (41.0%) 0.68 OSA diagnosis 9 (16.7%) 17 (17.0%) 0.96 ↵* z test for comparison of 2 population proportions at α < 0.05 level.
- TABLE 3
Comparison of Characteristics for Patients with ASRM or High (3 or More) OSA Risk Factors
Characteristic ASRM ≥3 OSA RFs P* Total patients 54 65 Hypertension 32 (59.3%) 62 (95.4%) <0.00001 Body mass index > 35 7 (13.0%) 18 (27.7%) 0.05 Age > 50 48 (88.9%) 64 (98.5%) 0.03 Sex (M) 36 (66.7%) 56 (86.2%) 0.01 OSA diagnosis 9 (16.7%) 14 (21.5%) 0.51 * z test for comparison of 2 population proportions at α < 0.05 level.
- TABLE 4
Statistics Comparing Standard Test (High OSA Risk Factors) with Proposed Test (ASRM)
Category % 95% confidence interval Sensitivity 36.9 25.3–49.8 Specificity 66.3 55.5–76.0 Positive predictive value 44.4 34.2–55.2 Negative predictive value 59.0 53.2–64.6 Accuracy 53.9 45.7–62.0
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