Table 6.
Comparison of different tiers of public and private laboratories for administrative control of safety
| Characteristics | Class of laboratory | Public laboratories |
Private laboratories |
OR | 95% CI | p | ||
|---|---|---|---|---|---|---|---|---|
| N1 | No. with device (%) | N2 | No. with device (%) | |||||
| Written SOP | Tertiary | 4 | 2 (50) | 2 | 0 (0.0) | 5.000 | 0.1449–186.73 | 0.466 |
| Secondary | 14 | 3 (21.4) | 22 | 0 (0.0) | 13.696 | 0.650–288.59 | 0.051 | |
| Primary | 13 | 0 (0.0) | 25 | 0 (0.0) | — | — | — | |
| HBV vaccination policy | Tertiary | 4 | 1 (25.0) | 2 | 0 (0.0) | 2.143 | 0.059–77.605 | 1.000 |
| Secondary | 14 | 5 (35.7) | 22 | 2 (9.1) | 5.556 | 0.901–34.261 | 0.084 | |
| Primary | 13 | 0 (0.0) | 25 | 0 (0.0) | — | — | — | |
| Biosafety manual | Tertiary | 4 | 1 (25.0) | 2 | 0 (0.0) | 2.143 | 0.059–77.605 | 1.000 |
| Secondary | 14 | 0 (0.0) | 22 | 0 (0.0) | — | — | — | |
| Primary | 13 | 0 (0.0) | 25 | 0 (0.0) | — | — | — | |
| Biohazard sign | Tertiary | 4 | 1 (25.0) | 2 | 0 (0.0) | 2.143 | 0.059–77.605 | 1.000 |
| Secondary | 14 | 2 (14.3) | 22 | 0 (0.0) | 9.000 | 0.399–202.77 | 0.144 | |
| Primary | 13 | 0 (0.0) | 25 | 0 (0.0) | — | — | — | |
CI, confidence interval; N1, number of public laboratories; N2 number of private laboratories; OR, odds ratio; SOP, standard operating procedure.