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Table 6 PHQ-9 scores, broken down by cancer site

From: Assessment of depression severity with the PHQ-9 in cancer patients and in the general population

  n PHQ-9 Mean % Females Mean age Expected PHQ-9 Mean Difference
Thyroid gland 29 8.2 72 50.6 3.0 5.2
Other Non-Hodgkin lymphoma 31 7.6 45 57.2 3.1 4.5
Ovary 41 7.6 100 63.2 3.5 4.1
Oesophagus 30 6.9 13 64.0 3.3 3.6
Breast 346 6.3 99 57.0 3.3 3.0
Non-follicular lymphoma 30 6.1 47 61.4 3.3 2.8
Pancreas 31 5.9 32 65.2 3.4 2.5
Stomach 53 5.8 34 66.9 3.4 2.4
Hodgkin lymphoma 64 5.6 56 37.1 2.4 3.2
Rectum 90 5.3 38 65.8 3.4 1.9
Kidney 119 5.2 43 65.9 3.4 1.8
Colon 196 5.0 54 70.4 3.6 1.4
Testis 35 4.9 0 35.9 2.2 2.7
Bladder 91 4.6 22 69.5 3.5 1.1
Prostate 640 4.0 0 66.9 3.3 0.7
Total 2,059 5.26 41 62.3 3.3 2.0
  1. Expected PHQ-9 mean: mean score of a subgroup of the general population with the same age and gender distribution as the patients’ sample; Difference: Difference between the PHQ-9 mean and the expected mean, indicating the burden of the disease