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Table 2 Contouring scores of WORDS training group and conventional one-to-one coaching group using StructSure™ accuracy score (presented as mean ± SD)

From: Implementation of web-based open-source radiotherapy delineation software (WORDS) in organs at risk contouring training for newly qualified radiotherapists: quantitative comparison with conventional one-to-one coaching approach

 

Conventional one-to-one coaching group (control group)

WORDS training group (Measured group)

OARs

Contouring scores (Mean ± SD)

p-value (Phase 1 & 2)

p-value (Phase 1 & 3)

p-value (Phase 2 & 3)

Contouring scores (Mean ± SD)

p-value (Phase 1 & 2)

p-value (Phase 1 & 3)

p-value (Phase 2 & 3)

Phase 1

Phase 2

Phase 3

Phase 1

Phase 2

Phase 3

Brainstem

58.26 ± 17.39

82.34 ± 4.76

83.3 ± 9.49

0.028

0.024

>  0.05

61.61 ± 12.56

82.56 ± 6.01

82.50 ± 8.39

0.017

0.028

>  0.05

Cochlea

29.15 ± 21.49

79.80 ± 16.03

70.21 ± 13.10

0.009

0.034

>  0.05

30.60 ± 24.68

75.55 ± 14.11

74.72 ± 14.28

0.024

0.033

>  0.05

Optic nerve

44.84 ± 26.80

79.25 ± 12.80

62.04 ± 8.94

0.011

0.033

0.049

43.97 ± 28.22

84.24 ± 6.25

82.49 ± 8.94

0.017

0.045

>  0.05

Parotid gland

49.60 ± 23.71

80.78 ± 11.33

82.45 ± 4.85

0.016

0.013

>  0.05

52.40 ± 17.20

83.97 ± 5.25

84.73 ± 3.55

0.012

0.009

>  0.05

Submandibular gland

26.84 ± 31.83

87.82 ± 8.07

89.92 ± 9.24

0.040

0.030

>  0.05

45.98 ± 25.17

87.00 ± 10.25

87.63 ± 9.80

0.015

0.012

>  0.05

Bladder

70.44 ± 4.48

94.95 ± 2.31

90.09 ± 4.10

0.003

0.048

>  0.05

72.08 ± 8.14

92.88 ± 2.38

91.47 ± 2.79

0.005

0.021

>  0.05

Rectum

43.06 ± 26.30

83.61 ± 11.88

83.21 ± 10.48

0.013

0.028

>  0.05

50.97 ± 22.65

82.51 ± 9.63

79.23 ± 5.10

0.007

0.039

>  0.05

Penile bulb

52.23 ± 32.19

86.00 ± 8.67

92.24 ± 5.31

0.028

0.006

>  0.05

57.80 ± 13.50

87.92 ± 7.12

91.13 ± 1.73

0.015

0.007

>  0.05

Seminal vesicle

58.70 ± 25.96

84.15 ± 5.08

81.13 ± 2.55

0.014

0.040

>  0.05

71.13 ± 5.42

84.19 ± 3.38

85.02 ± 7.50

0.021

0.015

>  0.05

Prostate

52.89 ± 21.72

84.77 ± 3.84

84.66 ± 3.67

0.027

0.022

>  0.05

55.01 ± 12.75

87.34 ± 3.49

85.17 ± 5.58

0.007

0.015

>  0.05

  1. p-value < 0.05 (bold) was considered to be statistically significant (Kruskal-Wallis tests with Dunn tests for pairwise comparisons)
  2. Abbreviations: OARs organs at risk, WORDS Web-based Open-source Radiotherapy Delineation Software