Table 5.
Statistical significance in the difference between the percentages of specialist dental practitioners performing sedation in their practices classified by year of qualification
| Year of qualification | 1960–1969 | 1970–1979 | 1980–1989 | 1990–1999 | 2000–2009 |
|---|---|---|---|---|---|
| 1960–1969 | |||||
| 1970–1979 | NS (P = 0.3963) | ||||
| 1980–1989 | NS (P = 0.5956) | NS (P = 0.0929) | |||
| 1990–1999 | S (P = 0.0258) | S (P = 0.0002) | S (P = 0.0149) | ||
| 2000–2009 | S (P = 0.0446) | S (P = 0.0009) | S (P = 0.0364) | NS (P = 0.9503) |
Abbreviations: S, statistically significant at the 0.05 probability level (two-tailed); NS, not statistically significant at the 0.05 probability level (two-tailed).