| CONTROL
GROUP |
|
No signs |
Only signs |
Moderate |
Severe |
| Smokers (n=54) |
3 |
18 |
20 |
13 |
Non-smokers
(n= 58) |
23 |
19 |
14 |
12 |
| |
Statistical
analysis |
|
n.s. |
p= 0.0002 |
p= 0.0001 |
| PTX
GROUP |
|
No signs |
Only signs |
Moderate |
Severe |
| Smokers (n=54) |
24 |
16 |
10 |
4 |
Non-smokers
(n= 58) |
|
9 |
8 |
0 |
| |
Statistical
analysis |
|
p<0.07 |
p<0.49 |
p< 0.06 |
|
