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Correlation between cigarette/cigar years with PEFR.
| Pearson correlation | Significance | |
|---|---|---|
| Cigarette years Vs PEFR | -0.830 | 0.001** |
| Cigar years Vs PEFR | -0.763 | 0.010* |
**indicates that correlation is found to be highly significant with cigarette smoking
*indicates that correlation is small but significant with cigar smoking (Significance is set at p value < 0.05)
