Table 5.
Correlation of variables of BAEP wave patterns recorded over left ear with age, duration of illness, pack years, spirometric indices, and MMSEQ scores
| BAEP (Lt) | Age | Duration of illness | Pack years | PEFR | FEV1 | FEV1/FVC | MMSEQ score | |
|---|---|---|---|---|---|---|---|---|
| I (ms) | r | 0.114 | 0.045 | 0.042 | -0.228 | -0.377 | -0.221 | 0.031 |
| p | 0.485 | 0.781 | 0.797 | 0.156 | 0.001* | 0.172 | 0.851 | |
| III (ms) | r | 0.072 | 0.097 | 0.137 | -0.198 | -0.331 | -0.247 | -0.015 |
| p | 0.658 | 0.550 | 0.401 | 0.220 | 0.001* | 0.125 | 0.926 | |
| V (ms) | r | 0.085 | 0.054 | 0.125 | -0.252 | -0.234 | -0.181 | -0.260 |
| p | 0.601 | 0.739 | 0.443 | 0.117 | 0.147 | 0.263 | 0.105 | |
| I-III (ms) | r | 0.028 | 0.071 | 0.116 | -0.006 | -0.016 | -0.070 | -0.046 |
| p | 0.866 | 0.665 | 0.477 | 0.971 | 0.924 | 0.668 | 0.780 | |
| I-V (ms) | r | 0.097 | 0.058 | 0.121 | -0.208 | -0.024 | -0.076 | -0.327 |
| p | 0.551 | 0.721 | 0.456 | 0.198 | 0.883 | 0.641 | 0.039 | |
| III-V (ms) | r | 0.004 | 0.031 | 0.180 | -0.055 | 0.097 | 0.018 | -0.241 |
| p | 0.982 | 0.851 | 0.266 | 0.736 | 0.552 | 0.911 | 0.135 | |
| Amp I-Ia | r | 0.274 | 0.263 | -0.340 | 0.292 | 0.173 | 0.180 | 0.001 |
| p | 0.087 | 0.102 | 0.032* | 0.068 | 0.285 | 0.267 | 0.995 | |
| Amp V-Va | r | 0.235 | 0.136 | -0.108 | -0.157 | -0.069 | -0.081 | -0.218 |
| p | 0.144 | 0.402 | 0.508 | 0.332 | 0.672 | 0.619 | 0.177 |
*
Correlation is significant at the 0.05 level (2-tailed). r = Pearson's coefficient. p = P value.