23 September 2023 : Laboratory Research
Comparative Analysis of Sampling Methods for Assessing Bacterial Contamination on Hospital Partition Curtains: Moistened Swabs versus RODAC Agar Plates
Yaru Li1ACE, Leilei Li2CE, Feng Chen1BCD, Dong Wang1BF, Yaping Peng1BF, Wanqiu Wang1BF, Xiaxia Sun1BCF, Jianjun Deng1ACEG*, Juan Li1CFDOI: 10.12659/MSM.941086
Med Sci Monit 2023; 29:e941086
Table 4 Analysis of contrast test results of the colony counts of swabbing technique and RODAC agar plate.
| Polynomial order | DF | Type III SS | F | P | |
|---|---|---|---|---|---|
| Order-1 | Mean | 1 | 75366.70 | 7.08 | 0.0107 |
| Method | 1 | 66068.02 | 6.21 | 0.0164 | |
| Intercept | 46 | 489640.56 | |||
| Order-2 | Mean | 1 | 258402.63 | 16.2 | 0.0002 |
| Method | 1 | 103040.37 | 6.46 | 0.0145 | |
| Intercept | 46 | 733571.13 | |||
| Order-3 | Mean | 1 | 83439.39 | 4.97 | 0.0308 |
| Method | 1 | 64155.87 | 3.82 | 0.0568 | |
| Intercept | 46 | 772772.83 | |||
| DF – degrees of freedom; SS – sum of squares of deviation from mean; Order-n – n-th variables after orthogonal comparison transformation. | |||||






