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Table 1 Number (%) of participants reporting correct answers for each OSAKA item and results of unadjusted logistic regression models for each item comparing recent graduates with practicing physicians

From: Obstructive sleep apnea knowledge and attitudes among recent medical graduates training in Ecuador

Knowledge items Recent graduates Physicians in practice Total p* Crude odds ratio (CI 95%)a
N = 265 N = 367 N = 656
n (%) n (%) n (%)
1. Women with OSA may present with fatigue alone (true) 102 (38.5) 156 (42.5) 258 (40.8) 0.311 0.85 (0.61–1.17)
2. Uvulopalatopharyngoplasty is curative for the majority of patients with OSA(false) 93 (35.1) 158 (43.1) 251 (39.7) < 0.05 0.72 (0.52–0.99)
3. The estimated prevalence of OSA among adults is between 2 and 10% (true) 121 (45.7) 212 (57.8) 333 (52.7) < 0.01 0.61 (0.45–0.85)
4. The majority of patients with OSA snore (true) 231 (87.2) 326 (88.8) 557 (88.1) 0.525 0.85 (0.53–1.39)
5. OSA is associated with hypertension (true) 94 (35.5) 182 (49.6) 276 (43.7) < 0.001 0.56 (0.40–0.77)
6. An overnight sleep study is the gold standard for diagnosing OSA(true) 197 (74.3) 283 (77.1) 480 (76.0) 0.421 0.86 (0.60–1.24)
7. CPAP therapy may cause nasal congestion (true) 90 (34.0) 126 (34.3) 216 (34.2) 0.923 0.98 (0.71–1.37)
8. Laser-assisted uvuloplasty is an appropriate treatment for severe OSA (false) 67 (25.3) 68 (18.5) 135 (21.4) < 0.05 1.49 (1.02–2.18)
9. The loss of upper airway muscle tone during sleep contributes to OSA (true) 172 (64.9) 306 (83.4) 478 (75.6) < 0.001 0.37 (0.25–0.53)
10. The most common cause of OSA in children is the presence of large tonsils and adenoids (true) 228 (86.0) 335 (91.3) 563 (89.1) < 0.05 0.59 (0.36–0.97)
11. A craniofacial and oropharyngeal examination is useful in the assessment of patients of large tonsils and adenoids (true) 198 (74.7) 312 (85.0) 510 (80.7) < 0.01 0.52 (0.35–0.78)
12. Alcohol at bedtime improves OSA (false) 189 (71.3) 298 (81.2) 487 (77.1) < 0.01 0.58 (0.40–0.84)
13. Untreated OSA is associated with a higher incidence of automobile crashes (true) 127 (47.9) 230 (62.7) 357 (56.5) < 0.001 0.55 (0.40–0.75)
14. In men, a collar size 17 in. or greater is associated with OSA (true) 76 (28.7) 134 (36.5) 210 (33.2) < 0.05 0.70 (0.50–0.98)
15. OSA is more common in women than men (false) 164 (61.9) 239 (65.1) 403 (63.8) 0.404 0.87 (0.63–1.21)
16. CPAP is the first line therapy for OSA (true) 128 (48.3) 219 (59.7) 347 (54.9) < 0.01 0.63 (0.46–0.87)
17. Less than 5 apneas or hypopneas per hour is normal in adults (true) 88 (33.2) 93 (25.3) 181 (28.6) < 0.05 1.47 (1.03–2.07)
18. Cardiac arrhythmias may be associated with untreated OSA (true) 187 (70.6) 312 (85.0) 499 (79.0) < 0.001 0.42 (0.29–0.62)
Mean (SD) percentage of knowledge items answered correctly 53.5 (14.4) 60.4 (15.2) 57.5 (15.2) < 0.001  
  1. aLogistic regression, physicians in practice as reference group
  2. *P for chi-square test comparisons between recent graduates and physicians in practice