Table 4 Knowledge of cold chain storage good practices (n = 55)
The 14 Likert scale questions | Frequency (%) | Chi-square | P value |
|---|---|---|---|
The vaccine cold chain maintenance is the responsibility of the hospital | 28 (50.9) | 30 | 0.000 |
The duration of keeping vaccines at the hospital is less than 2 months | 23 (41.8) | 7.891 | 0.225 |
All vaccines are stored between 2 and 8 °C | 44 (80.0) | 19.8 | 0.000 |
The VVM is used for vaccines damaged by heat | 39 (70.9) | 9.618 | 0.002 |
The VVM is used for vaccines damaged by freezing | 19 (34.5) | 5.255 | 0.022 |
A shake test must be conducted when freeze-sensitive vaccines are visibly seen to be frozen | 30 (54.5) | 0.455 | 0.500 |
Data loggers are used to measure temperature-sensitive medicines in cold chain storage | 40 (72.7) | 11.364 | 0.001 |
There are four stages of VVM identifying the state of vaccines | 25 (45.5) | 0.455 | 0.500 |
In the case of a shortage of refrigerators, vaccines and other temperature-sensitive medicines can be stored in the same refrigerator | 16 (29.1) | 9.618 | 0.002 |
Vaccines are distributed at − 2 and − 8 °C | 18 (32.7) | 6.564 | 0.010 |
Vaccines are transported using an ice pack in the cold box to maintain temperature | 32 (58.2) | 1.473 | 0.225 |
During outreach activities, vaccines should be stored in a vaccine carrier with ice pack | 31 (56.4) | 0.891 | 0.345 |
Before distributing vaccines, you should check only the expired date | 10 (18.2) | 22.273 | 0.000 |
Before distributing vaccines, you should check only their VVM | 8 (14.5) | 27.655 | 0.000 |