Author/Year nations Research design Subject of study (I/C) Subject of study (I/C) Subject of study (I/C)
crowds Age (years, x±s) sample size Sample attrition rate
Cao/202314 sino Two-arm RCT High mortality anxiety Stage I-III breast cancer 46.38±2.13/46.26±2.15 25/25 not have
Shin MD/202315 South Korea (Republic of Korea) Two-arm RCT Breast Cancer Radiotherapy 47.4 ± 7.7/47.6 ± 7.6 97/99 1 case (0.5%)
Zhang/202216 sino Two-arm RCT Breast Cancer Chemotherapy 52.29±7.686/52.29±7.686 38/39 13 cases (13.26%)
Chirico/201918 Italy Three-arm RCT Breast Cancer Chemotherapy 55.18±5.7/55.7±5.26 / 56.2±6.79 30/30/34 2 cases (2%)
Mohammad/201819 Arabian Two-arm RCT Breast Cancer Chemotherapy 51.99±10.34 38/38 4 cases (5%)
Reynolds/202217 New Zeeland Two-arm RCT metastatic breast cancer ≥18 years old 20/18 2 cases (5%)