Table 3 Understanding of the PDC’s effects (n/%)
Question of the PDC effects | Perspective | Dentists n (%) | Medical doctors n (%) | Non-medical staffs n (%) | Total n (%) | Chi-square value | P value |
|---|---|---|---|---|---|---|---|
N = 153 | N = 137 | N = 166 | N = 456 | ||||
Eliminate bad breath | Right | 133 (86.93) | 119 (86.86) | 130 (78.31) | 382 (83.77) | 9.727 | 0.044 |
Wrong | 7 (4.58) | 8 (5.84) | 22 (13.25) | 37 (8.11) | |||
Unsure | 13 (8.50) | 10 (7.3) | 14 (8.43) | 37 (8.11) | |||
Whiten teeth | Right | 29 (18.95) | 100 (72.99) | 134 (80.72) | 263 (57.68) | 155.013 | 0.000 |
Wrong | 116 (75.82) | 29 (21.17) | 24 (14.46) | 169 (37.06) | |||
Unsure | 8 (5.23) | 8 (5.84) | 8 (4.82) | 24 (5.26) | |||
Prevent bleeding gums | Right | 148 (96.73) | 116 (84.67) | 116 (69.88) | 380 (83.33) | 44.714 | 0.000 |
Wrong | 4 (2.61) | 12 (8.76) | 20(12.05) | 36 (7.89) | |||
Unsure | 1 (0.65) | 9 (6.57) | 30 (18.07) | 40 (8.77) | |||
Create bigger gaps between teeth | Right | 8 (5.23) | 34 (24.82) | 55 (33.13) | 97 (21.27) | 106.772 | 0.000 |
Wrong | 145 (94.77) | 81 (59.12) | 67 (40.36) | 293 (64.25) | |||
Unsure | 0 (0.00) | 22 (16.06) | 44 (26.51) | 66 (14.47) | |||
Damage gums | Right | 8 (5.23) | 23 (16.79) | 33 (19.88) | 64 (14.04) | 62.962 | 0.000 |
Wrong | 141 (92.16) | 91 (66.42) | 87 (52.41) | 319 (69.96) | |||
Unsure | 4 (2.61) | 23 (16.79) | 46 (27.71) | 73 (16.01) | |||
Damage teeth | Right | 6 (3.92) | 21 (15.33) | 36 (21.69) | 63 (13.82) | 62.967 | 0.000 |
Wrong | 143 (93.46) | 99 (72.26) | 90 (54.22) | 332 (72.81) | |||
Unsure | 4 (2.61) | 17 (12.41) | 40 (24.1) | 61 (13.38) |