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Table 2 Criteria list inspired by LP Moja [21], JM Olsen [2], and Cherafhi-Sohi S et al. [22]

From: Can life coaching improve health outcomes? – A systematic review of intervention studies

Study Random assignment Use of control group Baseline comparability Follow-up Analysis of data clearly reported Used validated outcome measure/ instruments Description of the intervention (purpose, frequency, length, coaching elements, coach training)
Schneider et al. Not clear Not done Done Not Done Not done Not done Not clear
Izumi et al./Hayashi et al. Done Done Done Done Done Done Done
Wolever et al. Done Done Done Done Done Done Done
Galantino et al. Not clear Not done Done Done Done Done Done
Ammentorp et al. Not done Not done NA* Done Done Done Done
  1. ‘Done’: 1 point, ‘Not done’ or ‘Not clear’ 0 points.
  2. *N/A implies not applicable based on qualitative methodology used.