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. 2014 Sep;6(9):1218–1224. doi: 10.3978/j.issn.2072-1439.2014.07.20

Table 1. Demographic data.

Variables TLE (n=94) (%) OE (n=89) (%) P value
Sex distribution (male/female) 65/29 63/26 0.809a
Mean weight (kg) 59.5±8.3 59.9±8.5 0.818b
Age
     Range (yrs) 31-79 41-78 0.364b
     Mean ± standard deviation (yrs) 59.7±9.3 61.1±6.7
Carcinoma location 0.909a
     Upper 13 (13.8) 11 (12.4)
     Middle 61 (64.9) 57 (64.0)
     Lower 20 (21.3) 21 (23.6)
Comorbidity
Cardiac 0.428a
     Yes 11 (11.7) 14 (15.7)
     No 83 (88.3) 75 (84.3)
Respiratory 0.375a
     Yes 27 (28.7) 31 (34.8)
     No 67 (71.3) 58 (65.2)
Diabetes 0.750a
     Yes 12 (12.8) 10 (11.2)
     No 82 (87.2) 79 (88.8)

TLE, thoracoscopic and laparoscopic esophagectomy; OE, open esophagectomy; SCC, squamous cell carcinoma; a, χ2 test; b, student’s t-test; yrs, years.