Explanatory Variables : Water Continuous Data obtained by water sample analysis (ppm F) | TF score (5 categories) | TF 0–2 versus 3+ | ||||
---|---|---|---|---|---|---|
ANOVA | Binary Logistic Regression | |||||
F-ratio | df | p-value | Odds ratio | p-value | (95% CI) | |
Drinking water | 11.31 | 4, 555 | <0.001 | 2.71* | <0.001 | (1.75, 4.18) |
Cooking water | 22.27 | 4, 555 | <0.001 | 1.67* | <0.001 | (1.39, 2.01) |
Explanatory Variables: Water Interval Data (ppm F) | Cross Tabulations | Binary Logistic Regression | ||||
χ 2 | df | p-value | Odds ratio | p-value | (95% CI) | |
Drinking water (ref <0.20) | 45.97 | 12 | <0.001 | |||
0.2 to 0.59 | 1.26 | 0.41 | (0.73, 2.20) | |||
0.6 to 0.89 | 1.33 | 0.47 | (0.61, 2.94) | |||
0.9+ | 4.02 | <0.001 | (2.12, 7.63) | |||
Cooking water (ref <0.20) | 93.33 | 16 | <0.001 | |||
0.2 to 0.59 | 1.36 | 0.55 | (0.50, 3.71) | |||
0.6 to 0.89 | 2.20 | 0.94 | (0.87, 5.33) | |||
0.9 to 1.59 | 3.58 | 0.005 | (1.47, 8.77) | |||
1.6+ | 6.77 | <0.001 | (2.86, 16.02) | |||
Drinking water (ref <0.20) | 34.62 | 8 | <0.001 | |||
(Age 3) 0.2 to 0.59 | 0.99 | 0.98 | (0.52, 1.88) | |||
0.6+ | 2.47 | 0.002 | (1.40, 4.34) | |||
Cooking water (ref <0.20) | 83.582 | 16 | <0.001 | |||
(Age 3) 0.2 to 0.59 | 1.16 | 0.74 | (0.47, 2.87) | |||
0.6 to 0.89 | 1.87 | 0.15 | (0.80, 4.39) | |||
0.9 to 1.59 | 3.27 | 0.005 | (1.43, 7.50) | |||
1.6+ | 6.28 | <0.001 | (2.82, 13.96) | |||
Water formula (ref <0.20) | 40.74 | 16 | = 0.001 | |||
0.2 to 0.59 | 1.27 | 0.58 | (0.55, 2.93) | |||
0.6 to 0.89 | 1.35 | 0.55 | (0.50, 3.65) | |||
0.9 to 1.59 | 3.30 | 0.12 | (1.30, 8.38) | |||
1.6+ | 5.45 | <0.001 | (2.10, 14.11) | |||
Water infant food (ref <0.20) | 87.13 | 16 | <0.001 | |||
0.2 to 0.59 | 1.26 | 0.57 | (0.57, 2.77) | |||
0.6 to 0.89 | 1.56 | 0.29 | (0.69, 3.54) | |||
0.9 to 1.59 | 3.10 | 0.004 | (1.42, 6.74) | |||
1.6+ | 5.77 | <0.001 | (2.76, 12.05) | |||
Explanatory Variables : Oral Hygiene Practices | χ 2 | df | p-value | Odds ratio | p-value | (95% CI) |
Age toothbrush starts (ref 4 years+) | 11.18 | 16 | 0.80 | |||
3-4 years | 1.37 | 0.42 | (0.64, 2.96) | |||
2-3 years | 1.15 | 0.72 | (0.50, 2.45) | |||
1-2 years | 1.12 | 0.79 | (0.54, 2.48) | |||
0-1 year | 1.24 | 0.73 | (0.36, 4.36) | |||
Toothbrushing frequency (ref once per day) | 6.63 | 8 | 0.58 | |||
2 | 0.90 | 0.331 | (0.53, 1.55) | |||
3+ | 1.46 | 0.309 | (0.71, 3.00) | |||
Fluoride content of paste (ref < 1000 ppm) | 9.69 | 4 | 0.46 | |||
1000 ppmF | 0.55 | 0.06 | (0.29, 1.04) | |||
Other explanatory variables | χ 2 | df | p-value | Odds ratio | p-value | (95% CI) |
Feeding pattern (ref Breast alone) | 12.87 | 8 | 0.12 | |||
Breast & formula | 0.61 | 0.61 | (0.37, 1.01) | |||
Formula only | 1.33 | 0.43 | (0.66, 2.69) | |||
Gender (ref male) | 2.04 | 4 | 0.729 | |||
female | 0.95 | 0.83 | (0.61, 1.48) |