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Table 1 Patient characteristics and procedure-related information

From: Evaluation of patient satisfaction of an outpatient gastroscopy service in an Asian tertiary care hospital

Gender, n (%)  
 Male 326 (47%)
 Female 374 (53%)
Race, n (%)  
 Malay 203 (29%)
 Chinese 290 (41%)
 Indian 199 (28%)
 Others 8 (1%)
Education level, n (%)  
 None 106 (15%)
 Primary 115 (16%)
 Secondary 299 (43%)
 Tertiary 180 (26%)
History of previous gastroscopy, n (%)  
 Yes 299 (43%)
 No 401 (57%)
Indication, n (%)  
 Suspected peptic ulcer disease 454 (65%)
 Suspected malignancy 100 (14%)
 Gastroesophageal reflux disease 73 (10%)
 Variceal surveillance 21 (3%)
 Anemia for investigation 47 (7%)
 Procedural 5 (1%)
Duration of gastroscopy, n (%)  
 ≤ 10 minutes 407 (58.1%)
 > 10 minutes 293 (41.9%)
Sedation, n (%)  
 Yes 641 (92%)
 No 59 (8%)
Amount of midazolam given, n (%)  
 ≤ 2.5 mg 238 (37.1%)
 > 2.5 mg 403 (62.9%)
Level of sedation according to OAASS, n (%)  
 1 2 (0.3%)
 2 60 (8.6%)
 3 426 (60.9%)
 4 110 (15.7%)
 5 102 (14.6%)
  1. The two patients who were deeply sedated (OAASS = 1) were grouped into the same group as patients who were moderately sedated (OAASS = 2 – 4) due to the small number and for ease of statistical analysis.
  2. OAASS = observer assessment for alertness/sedation scale.