Table 4 Average (and 95% CI) and standard deviation of the number of identified caries risk factor/indicator
Age group | Japanese study | Irish study | Z, Significance level for terms in final modela | ||||||
|---|---|---|---|---|---|---|---|---|---|
Average | (95% CI) | sd | Average | (95% CI) | sd | Country* Age interaction | Age | Country | |
20–39 | 3.87 | (3.44–4.31) | 1.76 | 3.58 | (3.20–3.96) | 1.79 | e | e | e |
40+ | 3.71 | (3.54–3.88) | 1.62 | 3.76 | (3.30–4.22) | 1.95 | |||
All ages | 3.75 | (3.56–3.95) | 1.66 | 3.66 | (3.37–3.95) | 1.86 | |||