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Pediatric ECGs: Difference between revisions
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→Normal neonatal ECG standards
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{| class="wikitable" font-size="80%" width="100%" style="border:1px solid #E2ACB1;border-spacing:8px;" border="1" | {| class="wikitable" font-size="80%" width="100%" style="border:1px solid #E2ACB1;border-spacing:8px;" border="1" | ||
|+Normal neonatal ECG standards | |+Normal neonatal ECG standards | ||
!Age group | ! style="width:70px" | Age group | ||
!Heart rate (beats . min<sup>-1</sup>) | ! style="width:90px" | Heart rate<br/>(beats . min<sup>-1</sup>) | ||
!Frontal plane QRS axis<sup>a</sup> (degrees) | ! style="width:105px" | Frontal plane<br/>QRS axis<sup>a</sup><br/>(degrees) | ||
!P wave amplitude (mm) | ! style="width:70px" | P wave<br/>amplitude<br/>(mm) | ||
!P-R interval<sup>a</sup> (s) | ! style="width:100px" | P-R<br/>interval<sup>a</sup><br/>(s) | ||
!QRS duration<sup>a</sup> V<sub>5</sub> | ! style="width:100px" | QRS<br/>duration<sup>a</sup><br/>V<sub>5</sub> | ||
!Q III<sup>c</sup> (mm) | ! style="width:40px" | Q III<sup>c</sup> (mm) | ||
!QV<sub>6</sub><sup>c</sup> (mm) | ! style="width:40px" | QV<sub>6</sub><sup>c</sup> (mm) | ||
!RV<sub>1</sub><sup>b</sup> (mm) | ! style="width:40px" | RV<sub>1</sub><sup>b</sup> (mm) | ||
!SV<sub>1</sub><sup>b</sup> (mm) | ! style="width:40px" | SV<sub>1</sub><sup>b</sup> (mm) | ||
!R/S V<sub>1</sub><sup>c</sup> | !R/S V<sub>1</sub><sup>c</sup> | ||
!RV<sub>6</sub><sup>b</sup> (mm) | ! style="width:40px" | RV<sub>6</sub><sup>b</sup> (mm) | ||
!SV<sub>6</sub><sup>b</sup> (mm) | ! style="width:40px" | SV<sub>6</sub><sup>b</sup> (mm) | ||
!R/S V<sub>6</sub><sup>c</sup> | !R/S V<sub>6</sub><sup>c</sup> | ||
!SV<sub>1</sub> + RV<sub>6</sub><sup>c</sup> (mm) | !SV<sub>1</sub> + RV<sub>6</sub><sup>c</sup> (mm) | ||
!R + SV<sub>4</sub><sup>c</sup> (mm) | !R + SV<sub>4</sub><sup>c</sup> (mm) | ||
|- | |||
|0–1 days | |||
| align="center" | 93–154 (123) | |||
| align="center" | +59 to +192 (135) | |||
| align="center" | 2·8 | |||
| align="center" | 0·08–0·16 (0·11) | |||
| align="center" | 0·02–0·08 (0·05) | |||
| align="center" | 5·2 | |||
| align="center" | 1·7 | |||
| align="center" | 5–26 | |||
| align="center" | 0–22·5 | |||
| align="center" | 9·8 | |||
| align="center" | 0–11 | |||
| align="center" | 0–9·8 | |||
| align="center" | 10 | |||
| align="center" | 28 | |||
| align="center" | 52 | |||
|- | |||
|1-3 days | |||
|- | |||
|3-7 days | |||
|- | |||
|7-30 days | |||
|- | |||
|1-3 months | |||
|} | |} | ||