% Disinfection types for monthly disposal SCL in population: Year: Sample size: | |||||
---|---|---|---|---|---|
Disinfection types among AK patients with monthly disposal SCL (1 October 1997 to 30 September 1999) | 199717 | 199818 | 199919 | Total | |
(n=29) | (n=518) | (n=796) | (n=621) | (n=1935) | |
*Multipurpose solution v the rest of the SCL solutions used: χ2 = 40.070, p=0.00; †1 Step hydrogen peroxide v the rest of the SCL solutions used (excluding unknown): χ2 = 4.607, p = 0.00; ‡chlorine-release v the rest of the SCL solutions (including unknown SCL schedules): χ2 = 167.339, p=0.00. | |||||
Multipurpose | 7 (24%)* | 73% | 73% | 81% | 1462 (76%)* |
H2O2 1 Step | 8 (28%)† | 12% | 17% | 11% | 265 (14%)† |
H2O2 2 Step | 1 (3%) | 9% | 5% | 4% | 112 (6%) |
Other | 4 (14%) | 3% | 5% | 3% | 74 (4%) |
Chlorine release | 9 (31%)‡ | 3% | 0% | 1% | 21 (1%)‡ |