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Table 2 Types of comparison

From: The impact of social norms interventions on clinical behaviour change among health workers: protocol for a systematic review and meta-analysis

  Interventions   Controls
1 Social norm intervention vs Any control
2 Social norm intervention + X vs X
3 Social norm intervention + X vs Any control
4 Social norm intervention + X vs Social norm intervention
5 Social norm intervention A vs Social norm intervention B
  1. Where X is any other intervention and A and B are two different types of social norm behaviour change technique.