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Lung sounds in investigated infants detected by three observers and the inter-observer variability assessed by Fleiss’ kappa with 95% confidence interval (CI)
| Observer 1 | Observer 2 | Observer 3 | Fleiss’ kappa(95%CI) | |
|---|---|---|---|---|
| Inspiratory wheezing | 35 (24%) | 41 (28%) | 42 (29%) | 0.59 (0.57 - 0.62) (moderate) |
| Expiratory wheezing | 58 (40%) | 72 (50%) | 52 (36%) | 0.54 (0.52 - 0.57) (moderate) |
