Table 1 Hits in different online databases (search performed on March 28, 2011)
Keyword | Pubmed | Scopus | Sport Discus | Google scholar |
|---|---|---|---|---|
Theory-driven evaluation | 12 | 51 | 1 | 919 |
Program theory | 62 | 259 | 13 | 5,750 |
Theory of change | 1 | 326 | 8 | 12,900 |
Realist evaluation | 7 | 28 | 1 | 799 |
Logical disjunction (OR) | 78 | 636 | 23 | 14,800 |