Snowball Sampling: Problems, Techniques and Chain-Referral SamplingBiernacki, PWaldorf, D
Moreover, we relied on snowball sampling of relevant papers from the reference lists of the literature that had not emerged via the systematic search but were relevant to the main goals of this review. This resulted in 80 additional articles. The list of articles with detailed information is ...
Probability samplingNonprobability sampling 1. Türkoğlu S/ 2020, May Teleconference survey Purposive sampling 2. Senkalfa BP/2020, April Teleconference survey Control group: Purposive sampling Age-matched children with Cystic Fibrosis: Snowball sampling 3. Chen F/2020, April Online survey Purposive ...
A combination ofpurposive samplingandsnowball samplingstrategies were employed to support the recruitment of young people with a diversity of perspectives and experiences between the ages of 16–25 years (Clark et al.,2021). Snowball sampling is a relational approach where participants are recruited th...
We used a snowball sampling strategy [65] to identify participants and asked the two contact persons in each village, both of whom are rice farmers, for potential participants. The participants needed to meet the criterion of being a rice farmer in one of the two villages. These participants ...
Snowball sampling (7%) was used in case not enough participants could be interviewed in a specific firm/farm at the time of data collection. A total sample of 2,515 women participated in the study; 1,303 women working in the apparel and 1,212 women working in floriculture sector. There ...
Within each camp, the subjects were selected randomly and with a constant sampling fraction within each camp so that, despite the snowball sampling technique to choose the camps, the study sample should have been well representative of the chosen camps within each oc- cupational group. The ...
Within each camp, the subjects were selected randomly and with a constant sampling fraction within each camp so that, despite the snowball sampling technique to choose the camps, the study sample should have been well representative of the chosen camps within each occupational group. The migrant ...
the instruments have been used in research with children and adolescents from a wide range of countries, cultures, and languages. A second limitation is the recruitment strategy of convenience and snowball sampling which may result in sampling bias and, therefore, limit the generalisability of our ...
Based on a snowball sampling technique (Noy,2008), we mapped all UN digital solutions that we could identify in 2017. This approach was necessary due to the rarity of digital solutions in these organizations at the time. The team managed to negotiate access to the four solutions which met ou...