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The differences in cardio-respiratory symptoms before and during car seat testing in association with symptoms in supine position, gestational age and pre-discharge weight (n, %). |
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| Cardio-respiratory symptom |
Car seat testing |
Symptoms while supine |
Gestational age (weeks) |
Pre-discharge weight (grams) |
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| Symptoms (+) (n = 15) |
Symptoms(-) (n = 27) |
<28 (n = 16) |
28–34 (n = 26) |
< = 2,000 (n = 24) |
>2,000 (n = 18) |
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| Periodic Breathing |
before |
9 (60.0%) |
0 |
7 (43.8%) |
2 (7.7%) † |
5 (20.8%) |
4 (22.2%) |
| during |
9 (60.0%) |
16 (59.3%) |
9 (56.3%) |
16 (61.5%) |
16 (66.7%) |
9 (50.0%) |
|
| Bradycardia (HR ≤80/min) |
before |
4 (26.7%) |
0 |
2 (12.5%) |
2 (7.7%) |
3 (12.5%) |
1 (5.6%) |
| during |
5 (33.3%) |
9 (3.3%) |
5 (31.3%) |
9 (34.6%) |
9 (37.5%) |
5 (27.8%) |
|
| O2 Saturation <90% |
before |
9 (60.0%) |
0 |
5 (31.3%) |
4 (15.4%) † |
8 (33.3%) |
1 (5.6%) † |
| during |
13 (85.2%) |
20 (74.1%) |
12 (75.0%) |
21 (80.8%) |
20 (83.3%) |
13 (72.2%) |
|
| Combination * |
before |
10 (66.7%) |
0 |
6 (37.5%) |
4 (15.4%) † |
9 (37.5%) |
1 (5.5%) † |
| during |
12 (80.0%) |
23 (85.2%) |
14 (87.5%) |
21 (80.8%) |
22 (91.7%) |
13 (72.2%) †† |
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*Presence of any cardio-respiratory symptoms † (P < 0.05) differences in frequency of cardio-respiratory symptoms in supine position in association with gestational age and pre-discharge weight. †† (P < 0.05) differences in frequency of cardio-respiratory symptoms during car seat testing in association with symptoms in supine position, gestational age, and pre-discharge weight. | |||||||
Ojadi et al. BMC Pediatrics 2005 5:28 doi:10.1186/1471-2431-5-28 |
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