| After 28 days of life | After 6 months of life | After 12 months of life | |||
---|---|---|---|---|---|---|
 | EcN | Control | EcN | Control | EcN | Control |
Type of ARI | ||||||
 Acute rhinitis | 0 | 2 | 3 | 5 | 6 | 11 |
 Acute rhinopharyngitis | 2 | 3 | 7 | 7 | 11 | 10 |
 Acute bronchitis | 1 | 7 | 3 | 12 | 7 | 15 |
 Acute bronchiolitis | 0 | 0 | 1 | 2 | 1 | 2 |
 Pneumonia | 0 | 2 | 1 | 4 | 2 | 4 |
Total | 3 | 14 | 15 | 30 | 27 | 42 |