Environmental Scan 2017 | Page 60

Environmental Scan 2017: Human Capital Issues within the Medical Devices Sector ii) Companies that were unwilling to disclose their number of employees during pre-survey call (21 companies) - The sampling frame is stratified based on several characteristics which include employment size. Hence, these companies are excluded from the stratification process. After removing companies from these two categories, there were in total 203 companies in the survey sampling frame. Survey invitation emails were sent to all these 203 companies. In order to encourage higher level of participation among the target companies in the survey, the following measures were implemented: 1. The survey invitation was sent to companies using MIDA’s email address 2. The survey invitation included a letter of authorization from MIDA 3. Close collaboration with key industry associations to encourage survey participation among their members 4. Follow-up calls were made regularly during the entire fieldwork period and survey invitation emails were resent when necessary 5