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Table 2 Absolute difference between replanning and initial planning. A positive difference means a higher value for the replanning. All values are presented as mean (range)

From: Radiotherapy quality assurance for mesorectum treatment planning within the multi-center phase II STAR-TReC trial: Dutch results

  Case 1 Case 2 Case 3 Case 4 Case 5
CTV V95 (%) 0.0 (0.0–0.0) 0.0 (0.0–0.0) 0.0 (0.0–0.0) 0.0 (0.0–0.0) 0.0 (0.0–0.0)
PTV V95 (%) − 0.3 (− 0.9–0.2) − 0.1 (− 0.3–0.0) − 0.2 (− 0.7–0.0) −0.1 (− 0.3–0.0) −0.1 (− 0.3–0.0)
PTV V90 (%) 0.0 (0.0–0.0) 0.0 (− 0.1–0.0) 0.0 (−0.1–0.0) 0.0 (0.0–0.0) 0.0 (− 0.1–0.0)
Bowel cavity volume (cc) 992.0 754.4 721.3 1306.3 1273.2
Bowel cavity V5Gy (cc) − 120.9 (− 371.9–0) − 78.9 (− 317.1–22.9) − 106.2 (− 299.6–0) − 107.8 (− 426.1–44.5) − 141.5 (− 529.2–0)
Bowel cavity V10Gy (cc) −89 (− 237.1–23.6) − 55.2 (− 176.8–0) −60.2 (− 203.6–0) − 60.9 (− 226.1–0) − 64.8 (− 198.8–0)
Bowel cavity V15Gy (cc) −32.4 (− 68.5–5.2) −23.5 (− 92.5–0) − 28.4 (− 106.1–0) − 22.7 (− 66.4–0) − 33.9 (− 105.5–0)
Bowel cavity V20Gy (cc) −18.2 (− 46.7–6.7) −11.3 (− 45.8–0) −17.2 (− 61.4–0) − 13.8 (− 44.6–0) − 21.6 (− 58.4–0.1)
Bowel cavity V30Gy (cc) −7.9 (− 22–6.8) −4.6 (− 18.3–0) −6.9 (− 19.6–0) − 5.4 (− 20.3–0.8) −9 (− 25–0)
Bowel cavity V45Gy (cc) −3.2 (− 9.1–4.5) −1.6 (− 6.5–0) − 2.2 (− 6.8–0) −1.4 (− 8.6–1.8) −3.6 (− 8.7–0)
Bladder volume (cc) 197.2 344.7 232.3 277.3 89.2
Bladder V5Gy (%) −6.5 (−21.4–0) −6.4 (− 28.7–0) −4.2 (− 16.1–0) −5.6 (− 34.6–0) 0.1 (− 1.1–2.2)
Bladder V10Gy (%) −14.2 (− 58.4–0) − 10.3 (− 48.8–0) − 12.3 (− 45.5–0) −4.9 (− 32.6–20) −3.5 (− 17–0.2)
Bladder V15Gy (%) −14.8 (− 59.2–0) − 7.5 (− 33.5–1.1) −13.1 (− 33.6–0) − 6.1 (− 22.2–1) − 3.4 (− 13.8–0.1)
Bladder V35Gy (%) −1.3 (−3.4–0.2) −1.1 (− 5–0.5) −2.7 (− 7.4–0) −1 (− 3.7–0) −1.6 (− 10.7–3.3)
Bladder V50Gy (%) 0 (0–0) 0.1 (− 0.2–0.7) 0.3 (−1–1.8) 0.3 (− 0.6–1.5) 0.1 (−1.3–0.8)
External volume (cc) 27,105.6 21,073.2 18,660.9 23,076.3 28,088.9
External_V10Gy_(cc) −61.9 (− 645.1–645.2) −13.3 (− 362.9–409.3) − 142.5 (− 335.9–0) 182.2 (− 184.5–975.8) 201.3 (− 313.9–636.5)
External_V25Gy_(cc) −106.5 (− 662.1–123.4) −16.1 (− 688.9–264.9) −4.8 (− 410.4–202.4) −92.1 (− 922–502) − 292.7 (− 1624.6–163.7)
Non-defined OAR volume (cc) 24,881.5 18,795.5 16,504.1 20,541.4 26,060.8
Non-defined OAR max dose (Gy) 0.2 (−0.4–1.1) 0.1 (− 0.3–0.7) −0.1 (− 0.9 – 0.5) 0.0 (− 0.6–1.3) −0.1 (− 1.6–1.2)
Non-defined OAR V10Gy (cc) 56.9 (− 284.5–654.6) 81.2 (− 264.2–461.5) −46.5 (− 258.6–57.3) 247.9 (− 8.4–931.6) 271.2 (− 208–845.8)
Non-defined OAR V25Gy (cc) −77.2 (− 615.5–173.8) 3.8 (− 650.3–340.3) 23.1 (− 390–254) −71.8 (− 888.6–512.8) −273.9 (− 1617.3–198.4)