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Table 7 Absolute and relative differences for number of patients waiting between the investigated workflow grouping strategies and the reference scenario disregarding 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+ PALLIATIVE

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

20.62

18.57

4.41

22%

14.93

5.80

26%

16.27

5.50

25%

14.20

7.02

30%

14.29

7.29

33%

12.72

7.91

35%

14.22

6.80

30%

1.36

19.27

93%

sd

9.49

7.57

2.91

14%

6.40

4.91

16%

7.25

4.16

12%

4.86

6.24

19%

6.43

6.64

20%

4.91

6.16

18%

5.12

5.50

17%

0.81

9.38

6%

median

18.88

16.93

3.57

18%

13.31

3.88

21%

15.23

4.06

25%

13.58

3.57

26%

14.42

4.77

34%

12.40

6.36

35%

13.51

5.73

33%

1.38

17.52

94%

min

0.00

0.00

0.00

2%

0.00

0.00

1%

0.00

0.00

0%

0.00

0.00

1%

0.00

0.00

1%

0.00

0.00

1%

0.00

0.00

3%

0.00

0.00

74%

max

37.97

33.13

10.84

69%

29.39

17.58

81%

34.44

13.62

64%

23.48

18.87

86%

25.52

23.30

72%

24.06

22.64

83%

24.91

20.48

87%

2.61

36.74

100%

2. PET

mean

18.08

16.57

1.51

9%

15.55

2.57

13%

16.08

2.04

12%

11.39

6.73

34%

15.70

2.42

12%

14.08

4.02

20%

11.66

6.44

32%

1.22

16.88

92%

sd

5.84

5.52

0.69

4%

4.37

1.78

7%

5.14

0.93

5%

2.65

3.88

14%

4.53

1.48

5%

3.83

2.39

8%

2.86

3.82

14%

0.87

5.91

11%

median

20.23

18.56

1.50

8%

17.48

2.45

13%

17.82

1.93

11%

11.57

8.18

42%

17.49

2.50

12%

15.46

4.00

21%

11.92

7.63

38%

1.14

19.01

94%

min

0.00

0.00

0.00

3%

0.00

0.00

1%

0.00

0.00

2%

0.00

0.00

3%

0.00

0.00

0%

0.00

0.00

1%

0.00

0.00

2%

0.00

0.00

34%

max

26.82

23.59

3.30

23%

20.35

8.06

30%

23.06

4.41

29%

15.70

14.44

54%

21.25

6.52

26%

18.23

10.15

38%

17.59

13.59

51%

3.59

26.14

100%

3. CT

mean

15.30

12.77

4.71

28%

13.16

4.61

32%

12.68

3.49

20%

12.54

4.89

32%

9.71

6.67

37%

8.52

7.40

40%

11.34

5.29

32%

2.49

12.80

79%

sd

9.38

7.18

4.83

18%

7.52

3.27

21%

7.45

3.71

16%

6.07

4.15

19%

4.80

6.05

20%

3.93

6.60

21%

5.22

4.77

18%

1.11

9.00

16%

median

14.25

11.82

2.93

25%

12.83

4.70

30%

11.21

2.00

20%

12.26

3.83

32%

9.02

5.07

40%

7.46

6.33

42%

10.41

3.48

32%

2.46

11.04

84%

min

0.00

0.00

0.00

3%

0.00

0.00

1%

0.00

0.00

1%

0.00

0.00

2%

0.00

0.00

4%

0.00

0.00

3%

0.00

0.00

2%

0.00

0.00

29%

max

32.33

29.87

16.55

75%

26.93

10.23

118%

28.33

13.83

69%

23.76

15.68

78%

18.60

19.20

73%

16.47

21.15

81%

19.99

16.60

85%

4.76

30.52

100%

4. MRI

mean

9.04

8.39

1.14

13%

8.41

0.80

8%

8.37

0.81

9%

7.36

1.70

18%

7.90

1.18

13%

6.51

2.54

26%

6.19

2.87

30%

1.48

7.56

82%

sd

2.91

3.36

0.85

9%

2.50

0.71

6%

2.89

0.80

8%

2.29

0.96

8%

2.48

0.86

8%

1.76

1.45

10%

1.76

1.61

12%

1.09

2.93

16%

median

8.88

8.03

0.88

11%

8.10

0.70

8%

8.11

0.44

6%

7.39

1.57

18%

7.60

0.89

13%

6.09

2.50

26%

5.77

2.52

31%

1.44

7.25

86%

min

0.00

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

1%

0.00

0.00

1%

0.00

0.00

5%

0.00

0.00

4%

0.00

0.00

8%

max

14.75

16.26

2.82

38%

13.56

2.73

26%

15.33

3.34

36%

11.83

3.76

33%

14.16

3.35

30%

10.85

5.40

48%

10.02

5.57

49%

3.06

13.97

100%

5. TD

mean

6.92

7.63

1.45

24%

6.47

0.94

17%

7.69

2.43

40%

5.15

1.97

26%

7.77

1.58

22%

6.74

0.85

16%

5.64

1.58

21%

3.96

3.20

39%

sd

4.06

3.61

1.24

23%

3.88

0.83

15%

3.17

1.80

31%

2.34

2.03

16%

5.59

1.35

14%

4.43

0.59

15%

2.80

1.67

15%

1.49

3.73

25%

median

5.40

6.98

1.00

16%

4.70

0.74

14%

8.07

2.12

30%

4.57

1.21

24%

5.46

1.23

23%

5.05

0.80

12%

4.84

1.02

20%

4.12

2.01

41%

min

0.00

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

1%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

1%

max

18.45

14.37

4.72

92%

15.62

2.92

82%

14.50

6.74

114%

11.48

7.17

88%

21.04

4.63

56%

17.37

2.57

81%

13.38

6.66

82%

6.19

15.62

100%

6. TP

mean

4.81

4.57

0.45

9%

4.09

0.76

15%

4.68

0.49

10%

4.23

0.64

12%

4.20

0.72

15%

4.08

0.74

15%

4.20

0.69

13%

1.35

3.47

70%

sd

1.06

0.92

0.44

7%

0.81

0.55

9%

1.17

0.46

9%

0.78

0.63

10%

0.94

0.54

10%

0.84

0.58

10%

0.77

0.61

10%

0.77

1.29

19%

median

4.89

4.61

0.31

7%

4.37

0.58

12%

4.76

0.29

7%

4.49

0.37

9%

4.47

0.58

12%

4.37

0.55

12%

4.42

0.50

12%

1.35

3.49

72%

min

0.00

0.00

0.00

0%

0.00

0.00

2%

0.00

0.00

0%

0.00

0.00

0%

0.00

0.00

1%

0.00

0.00

1%

0.00

0.00

0%

0.00

0.00

14%

max

6.90

6.64

2.13

33%

5.09

2.49

36%

6.86

1.63

38%

5.07

2.45

38%

5.55

2.31

39%

4.85

2.33

46%

5.05

2.53

39%

2.61

6.15

99%

7. QA

mean

12.30

12.87

1.55

14%

6.54

5.77

47%

11.39

1.47

15%

4.20

8.11

66%

7.18

5.12

40%

3.08

9.22

75%

3.55

8.76

71%

1.18

11.13

90%

sd

4.14

4.24

1.28

13%

2.26

2.67

13%

4.28

0.95

12%

1.50

3.07

8%

2.11

2.53

11%

1.25

3.28

6%

1.32

3.25

7%

0.87

4.07

8%

median

12.14

13.44

1.23

11%

6.90

5.79

50%

11.61

1.54

14%

4.33

8.25

66%

7.65

4.85

44%

2.90

9.36

75%

3.44

8.76

72%

1.07

11.17

90%

min

0.00

0.00

0.00

0%

0.00

0.00

16%

0.00

0.00

0%

0.00

0.00

40%

0.00

0.00

13%

0.00

0.00

61%

0.00

0.00

57%

0.00

0.00

67%

max

19.11

20.59

4.66

74%

10.23

10.48

81%

16.93

3.63

68%

6.73

12.93

87%

10.34

10.16

56%

5.40

14.60

87%

5.64

14.37

87%

2.78

18.19

100%

Total

mean

12.44

11.63

2.17

17%

9.88

3.04

22%

11.02

2.32

19%

8.44

4.44

31%

9.53

3.57

25%

7.96

4.67

32%

8.11

4.63

33%

1.86

10.61

78%

sd

5.27

4.63

1.75

13%

3.96

2.10

12%

4.48

1.83

13%

2.93

2.99

13%

3.84

2.78

13%

2.99

3.01

13%

2.84

3.03

13%

1.00

5.19

14%

median

12.09

11.48

1.63

14%

9.67

2.69

21%

10.97

1.77

16%

8.31

3.85

31%

9.44

2.84

25%

7.68

4.27

32%

7.76

4.23

34%

1.85

10.21

80%

min

0.00

0.00

0.00

1%

0.00

0.00

3%

0.00

0.00

1%

0.00

0.00

7%

0.00

0.00

3%

0.00

0.00

10%

0.00

0.00

10%

0.00

0.00

32%

max

22.33

20.64

6.43

58%

17.31

7.78

65%

19.92

6.74

60%

14.01

10.76

66%

16.64

9.93

50%

13.89

11.26

66%

13.80

11.40

69%

3.66

21.05

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