The main quality indicators are the presence of (a) a theoretical foundation (health education model); (b) interactive/experiential methodologies; (c) design based on the participants' needs; and (d) implementation by agents with specific training and/or out-of-school agents.
In this study, we found that the main quality indicators did not vary notably by sex for any cancer site.
We performed prespecified sensitivity analyses based on the main quality indicators, namely allocation concealment and blinded outcome assessment; we conducted a complete case analysis and an analysis assuming that patients lost to follow-up experienced an event.
The administration of vaccines, the patient invitation and registration, the achievement of vaccination coverage within the established time limits, the notification for vaccine-related diseases and the surveillance of adverse reactions have been used as main quality indicators.
A 2010 position paper from the European Society of breast cancer specialists (EUSOMA) has proposed 17 main quality indicators (QIs) covering diagnosis, staging, surgery and loco-regional treatment, systemic treatment, counselling, follow-up and rehabilitation [ 4].
The main data quality indicators were similar between men and women.
The differences between men and women in the main data quality indicators were generally small (Table 1).
