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Table 5 Absolute and relative differences for number of patients waiting between the investigated RT workflow grouping strategies and the reference scenario for curative treatment intent. Bold numbers indicate top three performing (lowest relative absolute mean) grouping strategies per task

From: An analytical approach to aggregate patient inflows to a simulation model over the radiotherapy process

 

CURATIVE

R

Pareto_80/20

|∆|

|∆|/R

A1_85

|∆|

|∆|/R

A2_85

|∆|

|∆|/R

A1_80

|∆|

|∆|/R

A2_80

|∆|

|∆|/R

A1_75

|∆|

|∆|/R

A2_75

|∆|

|∆|/R

all-in-one

|∆|

|∆|/R

1. Mould

mean

9.03

2.86

6.16

65%

4.83

4.21

40%

5.07

4.01

36%

4.33

4.69

51%

5.34

4.01

39%

1.78

7.25

78%

4.41

4.69

49%

0.00

9.03

100%

sd

4.14

1.68

3.70

19%

2.19

3.30

26%

2.21

3.52

29%

2.92

2.96

22%

2.69

3.04

24%

0.89

3.74

10%

2.08

3.24

20%

0.00

4.14

0%

median

9.02

2.14

6.92

70%

4.33

5.59

52%

4.56

5.08

48%

3.16

4.24

45%

4.54

5.09

43%

1.55

7.64

79%

4.54

3.97

51%

0.00

9.02

100%

min

0.00

0.00

0.00

20%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

5%

0.00

0.00

0%

0.00

0.00

56%

0.00

0.00

1%

0.00

0.00

100%

max

18.56

7.27

13.11

88%

10.47

9.88

71%

10.12

10.49

71%

11.54

12.88

83%

12.11

10.03

71%

5.20

15.64

92%

8.47

13.69

87%

0.00

18.56

100%

2. PET

mean

6.24

3.24

2.99

47%

6.07

0.52

9%

6.22

0.57

10%

5.77

0.92

16%

6.50

0.79

13%

2.79

3.44

52%

8.87

2.88

53%

0.61

5.62

89%

sd

1.99

1.10

1.08

8%

1.55

0.40

7%

1.71

0.43

8%

2.15

0.79

12%

2.06

0.75

11%

0.98

1.80

18%

3.54

2.95

61%

0.32

1.96

6%

median

6.19

3.05

3.05

48%

6.14

0.44

8%

6.19

0.54

8%

6.07

0.74

13%

6.51

0.48

10%

2.70

3.41

58%

8.44

1.32

18%

0.52

5.58

91%

min

0.00

0.00

0.00

28%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

8%

0.00

0.00

0%

0.00

0.00

73%

max

10.33

5.91

4.69

63%

9.05

1.65

30%

9.04

1.40

34%

10.14

2.87

44%

10.42

2.69

41%

5.06

6.38

82%

14.51

9.80

229%

1.03

9.85

100%

3. CT

mean

7.94

4.77

3.41

42%

8.56

1.28

21%

8.48

1.09

16%

10.22

3.07

46%

9.00

2.03

33%

3.45

4.71

54%

3.14

4.79

61%

0.83

7.11

87%

sd

3.79

2.94

2.93

23%

3.72

0.85

19%

3.84

1.43

22%

4.96

2.06

42%

4.17

1.39

31%

2.01

3.39

22%

2.23

2.51

15%

0.35

3.72

9%

median

8.06

4.39

2.28

40%

8.61

1.22

15%

9.01

0.51

7%

9.78

3.01

32%

10.03

1.70

22%

3.07

4.25

56%

2.01

5.00

61%

1.01

7.29

89%

min

0.00

0.00

0.00

1%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

1%

0.00

0.00

1%

0.00

0.00

6%

0.00

0.00

30%

0.00

0.00

59%

max

14.51

12.15

9.64

79%

14.77

3.26

78%

14.34

5.49

87%

19.09

6.59

212%

15.41

5.35

166%

8.48

11.45

88%

7.95

9.51

87%

1.44

13.49

100%

4. MRI

mean

12.02

8.65

3.37

35%

10.94

1.74

19%

10.93

1.58

16%

9.19

3.15

26%

9.50

2.75

25%

6.60

5.42

50%

6.07

5.95

53%

0.34

11.69

95%

sd

6.38

6.64

1.78

21%

7.22

1.21

14%

6.88

1.09

12%

5.55

2.40

15%

6.00

2.06

15%

5.57

2.43

18%

5.42

2.71

18%

0.29

6.35

10%

median

11.93

7.60

3.41

30%

8.71

1.49

21%

9.19

1.51

16%

7.66

2.09

23%

8.16

2.04

23%

3.96

5.23

50%

4.23

5.77

58%

0.26

11.60

97%

min

0.00

0.00

0.00

3%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

12%

0.00

0.00

5%

0.00

0.00

17%

max

27.29

26.28

7.34

81%

27.62

5.18

58%

26.68

4.46

53%

21.58

8.51

63%

24.10

8.09

56%

22.43

12.03

86%

22.32

12.16

86%

0.89

26.91

100%

5. TD

mean

5.63

4.70

1.26

34%

5.50

0.63

18%

5.59

0.49

11%

6.02

1.36

26%

6.52

1.58

37%

3.99

1.73

42%

4.14

1.92

51%

1.10

4.53

70%

sd

5.08

4.89

0.65

19%

5.14

0.47

15%

5.21

0.45

9%

6.52

1.58

21%

6.02

1.41

39%

4.99

1.27

23%

6.02

1.40

27%

0.41

5.02

19%

median

3.23

2.24

1.29

39%

3.51

0.54

16%

3.41

0.36

10%

3.32

0.76

19%

4.40

1.10

23%

1.81

1.43

43%

1.13

1.69

66%

1.21

2.13

72%

min

0.00

0.00

0.00

1%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

1%

0.00

0.00

0%

0.00

0.00

3%

0.00

0.00

0%

0.00

0.00

28%

max

17.90

15.13

3.15

61%

17.60

2.51

62%

17.75

1.97

35%

22.92

8.83

118%

20.94

5.46

172%

16.54

6.56

81%

18.78

6.70

80%

1.55

16.83

100%

6. TP

mean

2.90

1.46

1.44

49%

3.06

0.58

21%

3.06

0.53

18%

2.49

0.49

15%

3.10

0.67

24%

1.48

1.42

48%

1.53

1.37

47%

0.36

2.55

86%

sd

0.83

0.58

0.56

15%

1.23

0.57

19%

1.25

0.58

19%

0.56

0.54

14%

1.29

0.62

21%

0.56

0.62

16%

0.59

0.56

15%

0.24

0.86

12%

median

2.89

1.39

1.46

52%

2.91

0.43

16%

2.77

0.25

8%

2.66

0.27

10%

2.67

0.47

17%

1.42

1.37

51%

1.53

1.37

46%

0.38

2.47

88%

min

0.00

0.00

0.00

6%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

1%

0.00

0.00

0%

0.00

0.00

5%

0.00

0.00

2%

0.00

0.00

18%

max

4.86

2.69

2.59

72%

6.16

3.21

109%

5.85

2.79

94%

3.28

2.33

65%

5.18

2.28

79%

2.73

2.86

73%

2.84

2.57

73%

0.78

4.84

100%

7. QA

mean

11.39

6.34

5.29

43%

5.10

6.29

53%

10.50

1.94

17%

11.01

1.59

17%

10.74

1.84

19%

2.01

9.39

79%

1.25

10.14

87%

0.36

11.03

97%

sd

4.69

2.85

3.61

19%

2.12

3.81

18%

3.73

1.24

10%

4.34

1.34

17%

4.19

1.53

18%

1.13

4.63

16%

0.53

4.47

8%

0.25

4.63

2%

median

11.31

6.07

5.12

44%

5.29

6.11

55%

10.10

1.71

17%

11.17

1.27

11%

10.99

1.55

14%

1.75

9.30

85%

1.36

9.72

89%

0.33

10.79

97%

min

0.00

0.00

0.00

3%

0.00

0.00

3%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

24%

0.00

0.00

43%

0.00

0.00

89%

max

19.65

12.72

11.85

75%

9.78

13.59

82%

16.06

4.63

47%

18.29

5.60

66%

18.17

6.71

89%

6.27

16.75

94%

2.44

17.82

96%

0.79

19.26

100%

Total

mean

7.88

4.57

3.42

45%

6.29

2.18

26%

7.12

1.46

18%

7.00

2.18

28%

7.24

1.95

27%

3.16

4.77

58%

4.20

4.54

57%

0.51

7.37

89%

sd

3.84

2.95

2.05

18%

3.31

1.51

17%

3.55

1.25

16%

3.86

1.67

20%

3.77

1.54

23%

2.31

2.56

18%

2.91

2.55

24%

0.26

3.81

8%

median

7.52

3.84

3.36

46%

5.64

2.26

26%

6.46

1.42

16%

6.26

1.77

22%

6.75

1.77

22%

2.32

4.66

60%

3.32

4.12

56%

0.53

6.98

91%

min

0.00

0.00

0.00

9%

0.00

0.00

1%

0.00

0.00

0%

0.00

0.00

1%

0.00

0.00

0%

0.00

0.00

16%

0.00

0.00

12%

0.00

0.00

55%

max

16.16

11.74

7.48

74%

13.64

5.61

70%

14.26

4.46

60%

15.26

6.80

93%

15.19

5.80

96%

9.53

10.24

85%

11.04

10.32

106%

0.93

15.68

100%

  1. Abbreviations: CT computed tomography, MRI magnetic resonance imaging, PET positron-emission tomography, QA quality assurance, R reference, SD standard deviation, TD target definition, and TP treatment planning, │∆│ absolute difference, │∆│/R relative difference; notation of RT workflow grouping scenarios as described in Fig. 5