Table 2 Subject Characteristics Stratified by Treatment Group

Age

mean = 72.5

mean = 66.5

p = 0.03

Age Group:

<65 : 4

<65 : 21

p = 0.04

65–75 : 8

65–75 : 20

>75 : 11

>75 : 11

T Stage

T1 = 21

T1 = 26

p = 0.001

T2 = 2

T2 = 26

Smoking Status

Non-smoker: 7

Non-smoker: 5

p = 0.054

Smoker: 16

Smoker: 47

Smoking Pack-Years

mean = 20.2

mean = 31.7

p = 0.069

Gender

Male: 20

Male: 46

p = 1.00-

Female: 3

Female: 6