The current restrictions and rules on public gatherings may make older adults more isolated. Therefore, we hope to understand the potential difference in the subjective feelings of social isolation between community-dwelling and institutionalized elders. But the reality does not allow us to adopt randomization. Could you please give us some advice?

The current restrictions and rules on public gatherings may make older adults more isolated. Therefore, we hope to understand the potential difference in the subjective feelings of social isolation between community-dwelling and institutionalized elders. But the reality does not allow us to adopt randomization. Could you please give us some advice?