Table 2.
Number and Percentages of Correctly Answered clinical nutrition discipline knowledge questions among Saudi Physicians (n = 332).
| NO. | Area | Question | Correct Answer | Count (%) | Average (%) |
|---|---|---|---|---|---|
| 1 | Macro and Micronutrients | If you consume 2000 calories a day and want to limit the amount of fat you eat to no more than 30%, how many grams of fat is that? | 67 g | 111 (33.4) | 144 (43.3) |
| 2 | Which of the following micronutrients is deficient among obese individuals? | Vitamin D | 222 (66.9) | ||
| 3 | Which is the predominant protein in human milk? | Whey protein | 110 (33.1) | ||
| 4 | Rana is diagnosed with celiac disease, and though would be expected to have deficiency due to fat malabsorption. | Cholecalciferol | 132 (39.8) | ||
| 5 | Nutrition and Chronic Diseases | What is the recommended protein intake for a diabetic patient on dialysis? | 0.6–0.8 g/kg bodyweight | 106 (31.9) | 99 (29.8) |
| 6 | Which of the following statements is incorrect about Glycemic Index (GI)? | The GI ratings of food you eat, rather than the amount of carbohydrate you eat, has a greater influence on blood glucose levels after meals | 92 (27.7) | ||
| 7 | Nutrition and Metabolic Diseases | Sara is a 12-year-old patient with Von Gierke disease or Type I glycogen storage disease (GSD I). She has been always suffering from morning hypoglycemia. Thus, the best dietary recommendation would be: | A combination of eating cornstarch and complex carbs | 142 (42.8) | 142 (42.8) |
| 8 | Nutrition Care Process (NCP) | A 71-year-old female 6 months ago has endoscopically diagnosed reflux esophagitis, complaining of epigastric pain, vomiting, and decreased food intake, with 9 kg significant weight loss. The best clinical indicator to properly interpret the nutritional status in this case is | Subjective Global Assessment (SGA) | 120 (36.1) | 120 (36.1) |
| 9 | Nutrition Support Therapy (Enteral Nutrition) | You are determining the energy intake target for a 53-year-old, critically ill, male patient who is about to start enteral feeding. He is 170 cm in height and weighs 150 kg. His (BMI) is 51.9 and his ideal body weight is 70 kg. Body temperature is 37.3 degrees Celsius and minute ventilation is 12.5 L/min. What goal energy value would you use as the basis for the feeding plan? | 25 kcal per kg ideal body weight | 89 (26.8) | 106 (31.9) |
| 10 | The most appropriate enteral formula to start with for a patient with short bowel syndrome is? | An isotonic, standard, fiber-containing formula administered via continuous gastric infusion | 87 (26.2) | ||
| 11 | A patient was admitted to the hospital with advanced lung cancer. He had been unable to take any food orally (NPO) for two days and was supported with IV fluids. His weight at admission was 53 kg and his height 172 cm. What protein value would you use as the basis for the enteral feeding plan? | 1.2–2 gm per kg | 106 (31.9) | ||
| 12 | The best scenario to develop in maintaining enteral feeding intolerance, when gastric residual volumes (GRVs) 250–500 mL. | Assess other signs of intolerance > if observed hold feeding for one hour and recheck > Promotility agents > Restart at highest tolerated rate > Glycemic control evaluation > Reassess enteral feeding | 142 (42.8) | ||
| 13 | Research | In a randomized controlled trial for investigating the possible effect of a nutritional supplement on a disease, allocation concealment can minimize. | Selection bias | 137 (41.3) | 100 (30.1) |
| 14 | What is the appropriate validity technique to validate the content of a food frequency questionnaire? | Criterion | 109 (32.8) | ||
| 15 | From the following statements, one is true about analytic nutritional epidemiological studies. | The researcher has control over the variables | 54 (16.3) |