Table 2 Measured primary esophageal tumor volume for all included patients by radiology resident and radiology consultant using manual and semiautomatic segmentation. All volumes measured in milliliters (ml)

1

15

14

5

5

33

31

3

3

2

42

44

13

8

36

31

24

28

3

36

44

5

6

23

26

25

25

4

44

50

16

15

28

21

26

25

5

57

52

30

33

48

59

29

35

6

46

54

43

31

39

33

33

36

7

105

99

62

63

70

83

68

74

8

135

125

81

70

95

101

69

68

9

51

66

21

23

34

42

19

26

10

65

56

23

35

47

40

41

40

11

137

132

73

78

111

110

92

104

12

73

81

58

59

59

62

59

54

13

66

69

45

48

50

50

40

38

14

27

35

17

17

19

22

17

16

15

49

64

36

36

47

55

28

31

16

32

30

24

24

18

24

20

25

17

56

46

35

32

44

34

38

38

18

59

44

36

32

77

77

80

75

19

51

57

42

44

39

47

37

41

20

48

48

11

12

28

36

20

19

21

25

42

11

12

13

19

10

14

22

41

38

24

29

16

15

20

28

23

69

75

51

47

55

62

52

53

Mean (CI 95%)

58 (44–71)

59 (47–72)

33 (24–42)

33 (24–42)

45 (34–55)

47 (36–58)

37 (27–47)

39 (29–49)