Variable | n (%) | BMI | WC | WHR | WHtR | TRSKF | CPI | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Underweight + normal weight n (%) | Overweight + Obese n (%) | ≤median n (%) | >median n (%) | ≤median n (%) | >median n (%) | ≤median n (%) | >median n (%) | ≤median n (%) | >median n (%) | ≤ 50% index teeth with CPI = 0 n (%) | > 50% index teeth with CPI = 0 n (%) | ||
Gender | P < 0.001*** | P = 0.892 | P = 1.000 | P = 1.000 | P = 0.953 | P = 0.718 | |||||||
Male | 122 (43.3%) | 76 (62.3%) | 46 (37.7%) | 62 (50.8%) | 60 (49.2%) | 61 (50.0%) | 61 (50.0%) | 61 (50.0%) | 61 (50.0%) | 40 (53.3%) | 35 (46.7%) | 50 (41.0%) | 72 (59.0%) |
Female | 160 (56.7%) | 130 (81.3%) | 30 (18.8%) | 80 (50.0%) | 80 (50.0%) | 80 (50.0%) | 80 (50.0%) | 80 (50.0%) | 80 (50.0%) | 55 (52.9%) | 49 (47.1%) | 69 (43.1%) | 91 (56.9%) |
Parental employment status | P = 0.136 | P = 0.454 | P = 0.558 | P = 0.935 | P = 0.210 | P = 0.679 | |||||||
Both employed | 180 (65.0%) | 126 (70.0%) | 54 (30.0%) | 88 (48.9%) | 92 (51.1%) | 88 (48.9%) | 92 (51.1%) | 90 (50.0%) | 90 (50.0%) | 59 (49.6%) | 60 (50.4%) | 77 (42.8%) | 103 (57.2%) |
At least one unemployed | 97 (35.0%) | 76 (78.4%) | 21 (21.6%) | 52 (53.6%) | 45 (46.4%) | 51 (52.6%) | 46 (47.4%) | 49 (50.5%) | 48 (49.5%) | 34 (59.6%) | 23 (40.4%) | 39 (40.2%) | 58 (59.8%) |
Family income | P = 0.418 | P = 0.461 | P = 0.523 | P = 0.278 | P = 0.335 | P = 0.061 | |||||||
Less than HK$ 10,000 | 72 (26.5%) | 56 (77.8%) | 16 (22.2%) | 35 (48.6%) | 37 (51.4%) | 33 (45.8%) | 39 (54.2%) | 34 (47.2%) | 38 (52.8%) | 24 (61.5%) | 15 (38.5%) | 38 (52.8%) | 34 (47.2%) |
HK$10,001-HK$30,000 | 139 (51.1%) | 97 (69.8%) | 42 (30.2%) | 67 (48.2%) | 72 (51.8%) | 70 (50.4%) | 69 (49.6%) | 66 (47.5%) | 73 (52.5%) | 50 (52.6%) | 45 (47.4%) | 57 (41.0%) | 82 (59.0%) |
More than HK$ 30,000 | 61 (22.4%) | 46 (75.4%) | 15 (24.6%) | 35 (57.4%) | 26 (42.6%) | 34 (55.7%) | 27 (44.3%) | 36 (59.0%) | 25 (41.0%) | 17 (44.7%) | 21 (55.3%) | 20 (32.8%) | 41 (67.2%) |
Frequency of tooth brushing | P = 0.789 | P = 0.450 | P = 0.891 | P = 0.337 | P = 0.413 | P = 0.399 | |||||||
Less than twice a day | 71 (25.2%) | 51 (71.8%) | 20 (28.2%) | 33 (46.5%) | 38 (53.5%) | 35 (49.3%) | 36 (50.7%) | 32 (45.1%) | 39 (54.9%) | 21 (47.7%) | 23 (52.3%) | 33 (46.5%) | 38 (53.5%) |
At least twice a day | 211 (74.8%) | 155 (73.5%) | 56 (26.5%) | 109 (51.7%) | 102 (48.3%) | 106 (50.2%) | 105 (49.8%) | 109 (51.7%) | 102 (48.3%) | 74 (54.8%) | 61 (45.2%) | 86 (4.08%) | 125 (59.2%) |