Table 1.

Clinical and demographic characteristics of the NCI-MD case–control study subjects

mRNAmiRNA
EAAAPEAAAP
Age (years)0.388a0.012a
 Mean (SD)61.6 (12.4)59.4 (10.5)64.9 (10.6)59.6 (9.5)
 Range32–7640–7432–8440–81
Sex (%)0.455b0.167b
 Female10 (63%)9 (56%)25 (47%)14 (33%)
 Male6 (38%)7 (44%)29 (53%)28 (67%)
Smoking history (%)0.999c0.213c
 Never1 (6%)1 (6%)1 (2%)3 (7%)
 Ever15 (94%)15 (94%)53 (98%)38 (93%)
Smoking pack years0.428a0.007a
 Mean (SD)48 (35.7)36 (33.6)59.4 (35.6)39.6 (31.4)
 Range0–1380–1240–152.30–124
Histology0.600c0.732c
 Adenocarcinoma13 (81%)14 (88%)48 (87%)39(93%)
 Squamous cell carcinoma0 (0%)1 (6%)1 (2%)1 (2%)
 Other3 (19%)1 (6%)6 (11%)2 (5%)
Stage0.074c0.033c
 I11 (69%)5 (21%)41 (75%)24 (57%)
 II4 (25%)5 (31%)11 (20%)8 (19%)
 III1 (6%)6 (38%)3 (5%)10 (24%)
  • aStudent t test.

  • bχ2 test.

  • cFisher exact test.