More than 1 sample in each individual
Number of samples in each individual:
2
Since no similar study was found on these patients, which was consistent with the present study objectives, according to the central limit theorem in statistics, the sample size in each group was 35, minimum sample for normal data distribution and Parametric statistical tests usage, and a total of 70 people, including family caregivers, 140 people are considered, and after collecting data and obtaining results by analyzing the power, the power of this sample volume in showing significant differences is calculated and Reported. Taking into account the 10% drop in sample size in each group, 39 people were obtained; 78 people in the intervention group, 39 patients plus 39 family caregivers, and 78 people in the control group, 39 patients plus 39 family caregivers, a total of 156 participants will become participants.