Given that these were nationwide reforms, our implicit identification strategy to achieve variation at the firm level is as follows.
They were selected purposively to achieve variation in age.
Participants were purposively selected to achieve variation in age, referral reason, ethnicity and socio-economic situation.
To increase credibility, efforts to achieve variation were made (Table 1).
The quality of the data was thus considered rich enough to achieve variation, saturation, thus maintaining depth in the analysis.
These informants were chosen through a process in which the main objective was to achieve variation and breadth of diagnoses.
A purposive maximum variation sampling method was used to achieve variation in terms of age, number of pregnancies, and smoking habits.
Sampling of end users was purposive to achieve variation in work setting, geographic location, area of expertise, manuscript writing experience, healthcare improvement and research experience.
The sample size of ten women was found to achieve variation, generate information-rich data, and maintain depth in the analysis [ 24].
Purposive sampling was used to achieve variation in patient characteristics including age, diagnosis, geographical location, Indigenous status and cultural and linguistic background.
