Table 2.
Hand dishwashing liquid: information on use frequency, duration, and amounts
| Parameter | Respondents | Unit | N | Min. | 5th perc. | 25th perc. | AM ± SD | Median | 75th perc. | 90th perc. | 95th perc. | Max. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Use frequencya | All | 1/day | 1212 | 0.0 | 0.0 | 0.4 | 0.8 ± 0.8 | 0.6 | 0.9 | 1.9 | 2.8 | 11.1 |
| Frequent usersc | 1/day | 1084 | 0.1 | 0.1 | 0.4 | 0.9 ± 0.8 | 0.7 | 0.9 | 1.9 | 2.8 | 11.1 | |
| Duration per eventb | Minutes | 64 | 1.0 | 2.0 | 6.0 | 17.3 ± 34.0 | 10.0 | 17.0 | 30.0 | 46.2 | 345.0 | |
| Amount used per eventb | Grams | 56 | <0.05 | 1.0 | 2.0 | 5.5 ± 5.2 | 4.0 | 7.0 | 12.0 | 14.0 | 42.0 |
AM arithmetic mean, SD standard deviation
aFrom CPQ
bFrom protocols
cMore than 15× per year