Table 1 The final coding scheme
Categories | Values |
|---|---|
Country | Open |
University | Open |
Research variables | Open |
Instruments type | One to five (language test, questionnaire, rating scale, coding scheme, tests of content areas) |
instrument origin | Seven (adopted, adapted, designed, translated, adapted and translated, compiled and adapted, origin not given) |
Reliability type used | One to nine (internal consistency, inter-rater reliability, intra-rater reliability, both inter and intra reliability, internal consistency and inter-rater reliability, test–retest, inter-coder reliability, not specified, no reliability reported) |
Reliability source | One to five (primary, cited, both primary and cited, not specified, not reported) |