Table 7.
Comparison of NFDs frequency in the current study
| NFDs per Item | Three Options | Five Options | P-Value |
|---|---|---|---|
| 0 | 18 (36%) | 3 (6%) | 0.00 |
| 1 | 20 (40%) | 7 (14%) | 0.00 |
| 2 | 12 (24%) | 18 (36%) | 0.27 |
| 3 | NA | 13 (26%) | NA |
| 4 | NA | 9 (18%) | NA |
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