Figure/Table detail

Setup accuracy and dosimetric analysis of surface-guided radiotherapy in hypofractionated radiotherapy for breast cancer
ZHANG Weiheng, ZHAO Xuehui, ZOU Bing, LI Qing, ZHOU Zhenyu, LAN Qiongyu
INTERNATIONAL JOURNAL OF MEDICAL RADIOLOGY, 2026, 49(1): 50-57.   DOI: 10.19300/j.2026.L22196

摆位偏移方向 n 摆位偏移量/cm r R² P 相关性强度
X轴 1 -0.5 0.500 0.250 0 0.005 弱相关
X轴 1 -0.4 0.400 0.160 0 0.032 弱相关
X轴 3 -0.3~-0.1 <0.316 0.004 0~0.070 0 >0.05 无相关
X轴 5 0.1~0.5 <0.316 0.001 0~0.031 0 >0.05 无相关
Y轴 10 -0.5~0.5 <0.316 0.000 2~0.066 0 >0.05 无相关
Z轴 1 -0.5 0.610 0.370 0 0.001 中度相关
Z轴 1 -0.4 0.490 0.240 0 0.006 弱相关
Z轴 3 -0.3~-0.1 <0.316 0.003 0~0.024 0 >0.05 无相关
Z轴 2 0.1~0.2 <0.316 0.000 3~0.013 0 >0.05 无相关
Z轴 1 0.3 0.410 0.170 0 0.024 弱相关
Z轴 1 0.4 0.630 0.400 0 0.001 中度相关
Z轴 1 0.5 0.720 0.520 0 <0.001 中度相关
表2 不同轴向摆位偏移量下PTV与靶区剂量变化的相关性分析
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