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Table 4 Association between oral hygiene knowledge and oral hygiene practices of SIYP in Lagos and Osun State, Nigeria (N = 845)

From: Association between water, sanitation, general hygiene and oral hygiene practices of street-involved young people in Southwest Nigeria

  Oral Hygiene Practices
Oral Hygiene KnowledgeVariablesSugar intake in-between mealsFrequency of teeth cleaningUse of fluoride containing toothpasteFrequency of check-ups
Rarely or never eat between mealsOther
responses
> 2ce a day<2ce a dayAlwaysOthersEvery 6–12 monthsOthers
Sugar intake in-between meals        
Rarely or never eat between meals109 (83.2%)22 (16.8%)7 (5.3%)124 (94.7%)36 (27.5%)95 (72.5%)7 (5.3%)124 (94.7%)
Other responses22 (3.1%)692 (96.9%)53 (7.4%)661 (92.6%)206 (28.9%)508 (71.1%)56 (7.8%)658 (92.2%)
X2; p value542.49; < 0.0010.73; 0.390.11; 0.081.00; 0.32
Frequency of teeth cleaning        
> 2ce a day83 (18.7%)360 (81.3%)50 (11.3%)393 (88.7%)146 (33.0%)297 (67.0%)46 (10.4%)397 (89.6%)
<2ce a day48 (11.9%)354 (88.1%)10 (2.5%)392 (97.5%)96 (23.9%)306 (76.1%)17 (4.2%)385 (95.8%)
X2; p value7.43; 0.0124.74; < 0.0018.50; 0.00411.57; 0.001
Frequency of use of fluoride containing toothpaste        
Always84 (15.9%)443 (84.1%)42 (7.9%)485 (92.0%)231 (43.8%)296 (56.2%)45 (8.5%)482 (91.5%)
Others47 (14.8%)271 (85.2%)18 (5.7%)300 (94.3%)11 (3.5%)307 (96.5%)18 (5.7%)300 (94.3%)
X2; p value0.20; 0.651.60; 0.21158.18; < 0.0012.38; 0.12
Frequency of dental check-ups        
Every 6–12 months67 (25.1%)200 (74.9%)23 (8.6%)244 (91.4%)97 (36.3%)170 (63.7%)60 (22.5%)207 (77.5%)
Others64 (11.1%)514 (88.9%)37 (6.4%)541 (93.6%)145 (25.1%)433 (74.9%)3 (0.5%)575 (99.5%)
X2; p value27.41; < 0.0011.36; 0.2411.30; 0.001127.57; < 0.001