Table 4: Median [min–max] for preparation properties assessment of Group I and II of patients.

PropertySpecimen Mann-Whitney's -test ( )

Taste 0.0332 *
Smell 0.1822
Colour 0.00001 *
Foaming 0.0198 *
Cleaning 0.2336

Descriptive marking scale for each property of used preparation was limited by the following ranges: 1—unsatisfactory, 2—satisfactory, 3—average, 4—good, 5—very good.
*High level of significance.