About 1219 subjects of the same age, who did not receive either intervention, were identified in the comparison practices.
There were 2034 invitees in the telephone intervention practices, 1852 in the face-to-face intervention practices and 5227 in the comparison practices.
A total of 1255 and 1686 subjects were re-invited for bowel cancer screening in the intervention practices and the comparison practices, respectively.
Median gFOBt kit uptake in the target population (aged 59 70) was 46.7% in the telephone practices, 43.8% in the face-to-face practices and 39.1% in the comparison practices.
Principal outcome: appropriate referral rates: There were 162 relevant referrals made by the GRAIDS practices and 84 referrals by the comparison practices to the Regional Genetics Clinic for familial cancer risk assessment.
By imposing this PS caliper restriction, 23 MRI practices and 23 matched non-MRI comparison practices were identified, with a total of 252 and 181 affiliated providers, respectively (Table 2).
This meant that we were unable to collect data on patients in comparison practices, who presented but were not referred to the Regional Genetics Clinic.
The unit of analysis for the Medicare claims data analysis is the individual physicians affiliated with the MRI treatment practices and the matched non-MRI comparison practices.
While this antitrust ruling only applies to Google's Android-related business practices to Russia, the European competition commission is also considering similar charges against Android in Europe as a whole — in addition to formally probing the company's search comparison practices.
For the resulting sample of 32 MRI practices and 129 non-MRI practices, we used a propensity score (PS) approach to identify specific non-MRI (comparison) practices to be matched to specific MRI (case) practices.
The claims analysis focused on the change in Medicare MRI volume one-year post-onsite-MRI-acquisition and one-year pre-onsite-MRI-acquisition for physicians in MRI practices relative to physicians in the non-MRI comparison practices.
