From: Association of personality traits with dental visit procrastination by Japanese university students
 |  | Acute |  | Chronic |  | ||
---|---|---|---|---|---|---|---|
Variable |  | Non-P (n = 350) | P (n = 199) | P * | Non-P (n = 314) | P (n = 233) | P * |
N (%) | N (%) | N (%) | N (%) | ||||
Gender | Male | 131 (37.4) | 84 (42.2) | 0.28 | 128 (40.6) | 87 (37.2) | 0.43 |
 | Female | 219 (62.6) | 115 (57.8) |  | 187 (59.4) | 147 (62.8) |  |
School deparment | Dentistry | 55 (15.7) | 62 (31.2) | < 0.001 | 46 (14.6) | 71 (30.3) | < 0.001 |
 | Others | 295 (84.3) | 137 (68.8) |  | 269 (85.4) | 163 (69.7) |  |
Type of residency | Living alone | 157 (44.9) | 86 (43.2) | 0.76 | 140 (44.4) | 103 (44.0) | 0.61 |
 | Living with parents | 149 (42.6) | 92 (46.2) |  | 133 (42.2) | 108 (46.2) |  |
 | Student dormitory | 37 (10.6) | 19 (9.5) |  | 36 (11.4) | 20 (8.5) |  |
 | Other | 7 (2.0) | 2 (1.0) |  | 6 (1.9) | 3 (1.3) |  |
Daily toothbrushing frequency | Once | 20 (5.7) | 11 (5.5) | 0.99 | 18 (5.7) | 13 (5.6) | 0.95 |
 | 2 times | 230 (65.7) | 132 (66.3) |  | 206 (65.4) | 156 (66.7) |  |
 | ≥3 times | 100 (28.6) | 56 (28.1) |  | 91 (28.9) | 65 (27.8) |  |
Daily snacking frequency | Never | 35 (10.0) | 25 (12.6) | 0.78 | 34 (10.8) | 26 (11.1) | 0.99 |
 | Once | 172 (49.1) | 92 (46.2) |  | 152 (48.3) | 112 (47.9) |  |
 | 2 times | 100 (28.6) | 56 (28.1) |  | 90 (28.6) | 66 (28.2) |  |
 | ≥3 times | 43 (12.3) | 26 (13.1) |  | 39 (12.4) | 30 (12.8) |  |
Toothbrushing habit | Every night | 278 (79.4) | 144 (72.4) | 0.07 | 250 (79.4) | 172 (73.5) | 0.13 |
before bedtime | Other | 72 (20.6) | 55 (27.6) | Â | 65 (20.6) | 62 (26.5) | Â |
Dental visits (once a year) | Yes | 138 (39.4) | 70 (35.2) | 0.36 | 116 (36.8) | 92 (39.3) | 0.59 |
 | No | 212 (60.6) | 129 (64.8) |  | 199 (63.2) | 142(60.7) |  |
Toothbrushing instruction | Yes | 206 (58.9) | 115 (57.8) | 0.86 | 176 (55.9) | 145 (44.1) | 0.16 |
received at dental clinic | No | 144 (41.1) | 84 (35.2) | Â | 139 (44.1) | 89 (38.0) | Â |
 |  | Median (IQR) | P ** | Median (IQR) | P ** | ||
GPS |  | 38 (33–45) | 40 (35–47) | 0.007 | 37 (32–45) | 41 (36–47) | < 0.001 |
Big Five | Extraversion | 8.5 (6–11) | 8.0 (6–10) | 0.025 | 9.0 (6–11) | 8.0 (6–10) | 0.005 |
 | Openness | 8.0 (7–10) | 8.0 (6.5-9) | 0.33 | 8.0 (7–10) | 8.0 (6–9) | 0.024 |
 | Agreeableness | 10.0 (9–12) | 10.0 (8–11) | 0.002 | 10.0 (9–12) | 10.0 (9–11) | 0.05 |
 | Conscientiousness | 7.0 (6–8) | 7.0 (5–8) | 0.19 | 7.0 (6-8.5) | 7.0 (5–8) | 0.17 |
 | Neuroticism | 8.0 (7–10) | 9.0 (7.5–11) | 0.010 | 8.0 (7–10) | 9.0 (7–11) | 0.009 |