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. Author manuscript; available in PMC: 2016 Aug 15.
Published in final edited form as: Cancer. 2015 Apr 17;121(16):2831–2839. doi: 10.1002/cncr.29415

Table 2.

SF-12 Scores and symptom scores

CRC patients
n=3040
Lung cancer patients
N=2297

Mean(SD) Mean(SD)
SF-12 PCS 42.8 (11.0) 37.2 (11.1)
SF-12 MCS 51.3 (10.7) 50.1 (11.5)
Cancer-specific symptom index
  CRC:stoma/defecation 18.4 (18.1)
  Lung:cough/dyspnea 22.4 (16.7)
Non-specific symptom index 20.6 (17.9) 22.7 (19.5)

Higher scores=better HRQOL;

Higher scores=increasing symptoms