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Table 3 Selection of the explanatory variables for inclusion in the logistic regression model (p < 0.25)

From: Hierarchizing caries risk factors among first-year university students in Nice (France): a cross-sectional study

   At least one active carious lesion (n) Univariate
Analysis
NO YES P
Gender Female 297 69 0.677
Male 217 46
Area of study Health, Sport 222 53 0.604
Others 292 62
Father’s profession Managing profession 264 49 0.099
Others 250 66
Mother’s profession Managing profession 175 27 0.028a
Others 339 88
Accommodation Living with their parents 285 60 0.536
Others 229 55
Part-time job Yes 64 22 0.071
No 450 93
At least 3 main meals per day Yes 375 75 0.109
No 139 40
At the most one snack per day Yes 414 96 0.513
No 100 19
No daily soft drink consumption Yes 253 45 0.063
No 261 70
Water consumption when thirsty Yes 404 79 0.028a
No 110 36
Daily candy consumption Yes 55 19 0.108
No 459 96
Daily sugar-free chewing gum consumption Yes 102 31 0.101
No 412 84
Toothbrushing at least twice per day Yes 447 100 1.000
No 67 15
Use of electric toothbrush Yes 90 9 0.010a
No 424 106
Flossing Yes 68 8 0.080
No 446 107
Toothbrush replacement at least every 3 months Yes 380 80 0.353
No 134 35
Purchase of toothpaste at the pharmacy Yes 49 9 0.721
No 465 106
Daily smoking Yes 123 39 0.033a
No 391 76
Cannabis consumption Yes 60 15 0.637
No 454 100
Another drugs consumption Yes 12 5 0.214
No 502 110
Daily alcohol consumption Yes 12 3 0.740
No 502 112
Presence of dental crowding Yes 99 29 0.160
No 415 86
Periodontal disease, even mild Yes 110 37 0.020a
No 404 78
Sealant remnants Yes 36 2 0.030a
No 478 113
Presence of restorative care Yes 141 42 0.055
No 373 73
Poor oral hygiene (plaque and/or calculus) Yes 82 40 < 0.001a
No 432 75
Dental visit during the past year Yes 305 64 0.466
No 209 51  
Reason for last dental consultation Preventive 367 64 0.001a
Other reason 147 51
Self-reported oral health Good 486 94 < 0.001a
Bad 28 21
Failing to seek dental care due to financial reasons Yes 19 15 < 0.001a
No 495 100
  1. aSignificant