Table 3

Correlation coefficient (r value) between inflammatory cell numbers and structural changes

Epithelial integrityTenascin layerLaminin layer
Positive cellsAsymptomatic smokersNever smokersAsymptomatic smokersNever smokersAsymptomatic smokersNever smokers
For definition of abbreviations see table 2.
HNLr=−0.45r=−0.26r=0.12r=−0.25r=0.35r=−0.17
p=0.034p=0.33p=0.53p=0.35p=0.07p=0.54
EPOr=−0.70r=− 0.16r=0.63r=0.16r=0.71r=0.14
p=0.0001p=0.80p=0.0003p=0. 56p=0.0001p=0.59
AA1r=−0.58r=−0.26r=0.56r=0.24r=0.56r=0.094
p=0.0009p=0.32p=0.002p=0.37p=0.0016p=0.730
CD68r=−0.59r=0.010r=0.29r=0.015r=0.37r=−0.124
p=0.0008p=0.95p=0.13p=0.94p=0.045p=0.65
IL-1βr=−0.31r=0.32r=0.16r=−0.15r=0.47r=0.064
p=0.10p=0.23p=0.42p=0.59p=0.010p=0.81
IL-8r=−0.22r=0.34r=0.16r=0.69r =0.23r=0.70
p=0.25p=0.20p=0.40p=0.003p=0.22p=0.0024