1.2. Analysis.
Comparison 1 Fluoride toothpaste versus placebo, Outcome 2 D(M)FT increment (prevented fraction) ‐ nearest to 3 years (53 trials).
| D(M)FT increment (prevented fraction) ‐ nearest to 3 years (53 trials) | ||
|---|---|---|
| Study | Prevented fraction | 95% c.i. |
| Abrams 1980 | 15% | (4% to 26%) |
| Andlaw 1975 | 18% | (10% to 26%) |
| Blinkhorn 1983 | 30% | (18% to 43%) |
| Brudevold 1966 | 22% | (13% to 31%) |
| Buhe 1984 | 17% | (11% to 23%) |
| Cahen 1982 | 15% | (9% to 20%) |
| Di Maggio 1980 | 51% | (45% to 56%) |
| Fogels 1979 | 12% | (2% to 21%) |
| Gish 1966 | 14% | (‐1% to 29%) |
| Glass 1978 | 25% | (11% to 40%) |
| Glass 1983 | 28% | (16% to 39%) |
| Hanachowicz 1984 | 26% | (19% to 33%) |
| Hargreaves 1973 | 17% | (‐3% to 38%) |
| Hargreaves 1973a | 29% | (14% to 4%) |
| Hargreaves 1973b | 11% | (‐4% to 26%) |
| Held 1968 | 93% | (85% to 101%) |
| Held 1968a | 40% | (‐4% to 83%) |
| Held 1968b | 59% | (10% to 109%) |
| Hodge 1980 | 22% | (14% to 30%) |
| Horowitz 1966 | 17% | (6% to 27%) |
| Howat 1978 | 27% | (17% to 37%) |
| Jackson 1967 | 10% | (3% to 18%) |
| James 1967 | 11% | (‐2% to 24%) |
| Kleber 1996 | ‐2% | (‐50% to 47%) |
| Koch 1967 | 35% | (24% to 46%) |
| Koch 1967a | 30% | (17% to 43%) |
| Koch 1967b | 30% | (‐3% to 63%) |
| Koch 1967c | 5% | (‐14% to 24%) |
| Lind 1974 | 31% | (23% to 38%) |
| Marthaler 1965 | 33% | (20% to 45%) |
| Marthaler 1965a | 16% | (‐5% to 37%) |
| Marthaler 1974 | 33% | (15% to 52%) |
| Mergele 1968 | 6% | (‐5% to 18%) |
| Muhler 1955 | 34% | (11% to 57%) |
| Muhler 1970 | 32% | (16% to 49%) |
| Naylor 1967 | 8% | (1% to 15%) |
| Naylor 1979 | 20% | (12% to 27%) |
| Peterson 1967 | 14% | (5% to 23%) |
| Peterson 1979 | 10% | (‐7% to 26%) |
| Reed 1973 | 18% | (8% to 28%) |
| Reed 1975 | 26% | (10% to 41%) |
| Ringelberg 1979 | 15% | (1% to 30%) |
| Rule 1984 | 24% | (14% to 34%) |
| Slack 1967 | ‐2% | (‐14% to 11%) |
| Slack 1967a | 4% | (‐7% to 14%) |
| Thomas 1966 | 31% | (15% to 47%) |
| Weisenstein 1972 | 15% | (1% to 28%) |
| Zacherl 1970 | 35% | (24% to 47%) |
| Zacherl 1970a | 37% | (29% to 46%) |
| Zacherl 1972 | 20% | (6% to 34%) |
| Zacherl 1972a | 21% | (8% to 33%) |
| Zacherl 1973 | 35% | (18% to 53%) |
| Zacherl 1981 | 31% | (20% to 42%) |