Quantitative Methods 2017

Clinical relevance dysphagia

Toxicity grading

Quality of life scale

P-value

Grade 0

Grade 1

Grade 2

Grade 3-4

Physical functioning

81 4

82

75 2

71 68

P-0.001 <

Role functioning

74 7

74 6

67 2

67 55

P=0.044 < 01

Emotional functioning

84

80

74 0

69

P=0.001 <

Social functioning

88 91

85 3

79 3

64 8

P<0.001

Global quality of life

73 8

75 2

65 3

55 6

P<0.001

Fatigue

25 3

28 9

36 41

42 3

P<0.001

Little effect Moderate effect Strong effect

Langendijk et al. J Clin Oncol 2008;26:3770-3776