Table 2.
Bariatric patients' GNKQ scores and general nutritional knowledge level (n = 112).
| Knowledge domain (max possible score) | Mean | SD | Min | Max | Lower knowledge (<50% percentile) | Medium knowledge (50–75% percentile) | Higher knowledge (>75% percentile) |
|---|---|---|---|---|---|---|---|
| n (%) | n (%) | n (%) | |||||
| Part 1: dietary recommendations (17) | 9 | 3 | 1 | 14 | 38 (34) | 63 (56) | 11 (10) |
| Part 2: food groups (34) | 16 | 6 | 0 | 28 | 52 (46) | 55 (49) | 5 (4) |
| Part 3: healthy food choices (13) | 6 | 2 | 0 | 11 | 57 (51) | 46 (41) | 9 (8) |
| Part 4: diet, disease, and weight associations (21) | 10 | 4 | 0 | 18 | 50 (45) | 54 (48) | 8 (7) |
| Total: nutrition knowledge score (85) | 42 | 13 | 1 | 67 | 45 (40) | 66 (59) | 1 (1) |