Table 2 Percentages (numbers tested and positive) of pathogens besides B.pertussis causing respiratory symptoms in term and preterm infants. Denominators are specified per cell
From: Pertussis hospitalizations among term and preterm infants: clinical course and vaccine effectiveness
|  | Total group (n = 676) | Probable and certain term infants (n = 596)a | Certain term infants (n = 388)b | Preterm infants (n = 80) |
|---|---|---|---|---|
Respiratory syncytial virus | 21% (62/293) | 19% (49/257) | 20% (34/169) | 36% (13/36)c,d |
Influenzavirus | 34% (38/112) | 31% (29/93) | 35% (22/62) | 47% (9/19) |
Adenovirus | 36% (35/98) | 33% (27/82) | 35% (18/51) | 50% (8/16) |
Human metapneumovirus | 35% (28/81) | 32% (22/68) | 32% (12/37) | 46% (6/13) |
parainfluenzavirus | 33% (25/76)) | 28% (18/65) | 28% (12/43) | 64% (7/11)c,d |
Rhinovirus | 57% (40/70) | 56% (33/59) | 63% (25/40) | 64% (7/11) |
Mycoplasma pneumoniae | 29% (19/65) | 27% (15/55) | 30% (10/33) | 40% (4/10) |
Bocavirus | 56% (9/16) | 42% (5/12) | 44% (4/9) | 100% (4/4) |
Chlamydophila pneumoniae | 41% (12/29) | 48% (12/25) | 60% (9/15) | 0% (0/4) |
Chlamydia psittaci | 0% (0/1) | 0% (0/1) | not tested | not tested |
Cytomegalovirus | 33% (4/12) | 22% (2/9) | 33% (2/6) | 67% (2/3) |
Coronavirus | 56% (18/32) | 50% (14/28) | 56% (9/16) | 100% (4/4) |
Coxiella burnetii | 0% (0/7) | 0% (0/6) | 0% (0/4) | 0% (0/1) |
Enterovirus | 39% (9/23) | 42% (8/19) | 40% (6/15) | 25% (1/4) |
Haemophilus influenzae | 75% (3/4) | 75% (3/4) | 100% (3/3) | not tested |
Klebsiella oxytoca | 100% (1/1) | not tested | not tested | 100% (1/1) |
Klebsiella pneumoniae | 100% (2/2) | 100% (1/1) | 100% (1/1) | 100% (1/1) |
Legionella | 43% (3/7) | 50% (3/6) | 60% (3/5) | 0% (0/1) |
Moraxella catarrhalis | 100% (5/5) | 100% (4/4) | 100% (3/3) | 100% (1/1) |
Bordetella parapertussis | 0% (0/5) | 0% (0/3) | 0% (0/3) | 0% (0/2) |
Parechovirus | 0% (0/3) | 0% (0/2) | 0% (0/2) | 0% (0/1) |
Streptococcus pneumoniae | 100% (3/3%) | 100% (1/1) | 100% (1/1) | 100% (2/2) |