Table 1 |
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|
Demographic and clinical data of the 335 RSV studied infants in the season of November 2005–April 2006 |
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|
RSV Positive (n = 178) |
RSV Negative (n = 157) |
P |
|
|
|
|||
|
%Male (n = 214) |
59 |
41 |
> 0.05 |
|
%Female (n = 121) |
73 |
17 |
> 0.05 |
|
Age (months) |
3 ± 1.4 |
5 ± 7.1 |
<0.05 |
|
%Age at time of hospitalization < 3 months (n = 132) |
63 |
37 |
> 0.05 |
|
%Age at time of hospitalization < 6 months (n = 220) |
59 |
41 |
<0.05 |
|
%Age at time of hospitalization > 6 months (n = 115) |
43 |
57 |
> 0.05 |
|
Gestational age (weeks) |
38 ± 1,7 |
38 ± 1,9 |
> 0.05 |
|
%Gestational age >36 weeks (n = 315) |
45 |
55 |
> 0.05 |
|
Birth weight (gr.) |
2986 ± 680 |
3023 ± 609 |
> 0.05 |
|
Birth weight group > 2500 g (n = 291) |
44.3 |
55.7 |
> 0.05 |
|
Previous Hospitalization for LRTI (n = 97) |
37 |
63 |
> 0.05 |
|
Breastfeeding (n = 187) |
58 |
129 |
<0.05 |
|
Days of hospitalization |
6.4 ± 3.5 |
5.6 ± 3.1 |
<0.05 |
|
Days of oxygen therapy (n = 235) |
4.9 ± 3.3 |
4.1 ± 2.3 |
<0.05 |
|
|
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|
Data are shown as percentage or means ± SD. The value of p refers to statistical significance of differences between the two populations; |
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|
Di Carlo et al. Italian Journal of Pediatrics 2009 35:11 doi:10.1186/1824-7288-35-11 |
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