Variables | Frequency | Percentage |
Type of studies |
|
|
Quantitative studies | 10 | 45.5 |
Qualitative studies | 11 | 50 |
Mixed method study | 1 | 4.5 |
Data collection tools |
|
|
Questionnaire | 10 | 45.5 |
In depth interview | 4 | 18.1 |
Focus group discussion | 6 | 27.3 |
Questionnaires and screening | 1 | 4.5 |
Test | 1 | 4.5 |
Unknown |
|
|
Sampling methods |
|
|
Convenience | 4 | 18.1 |
Snowball | 5 | 22.7 |
Purposive | 11 | 50 |
Random | 1 | 4.5 |
Stratified | 1 | 4.5 |