| SysName | REFID | Mnemonic | Description | PART | CODE10 |
|---|---|---|---|---|---|
| Type | ECG, QRS | Heart | CVS | MDC_ECG_QRS_TYPE | QRStyp | Type of QRS complex of ECG observed. | 2 | 16188 |
| Type number | ECG, QRS Morphology class | Heart | CVS | MDC_ECG_QRS_MORPH_NUM | QRS morphology class number | 10 | 11328 | |
| Type number | ECG, VPC focus number | Heart | CVS | MDC_ECG_VPC_FOCUS_NUM | VPC focus number | 10 | 11329 | |
| Type | ECG, noise | Heart | CVS | MDC_ECG_NOISE_TYPE | Signal Quality | 10 | 11330 | |
| Time | ECG, QRS complex or wave fiducial | Heart | CVS | MDC_ECG_BEAT_TOC | TOC | Timing fiducial for beat | 10 | 11331 |
| Type | ECG, Rhythm | Heart | CVS | MDC_ECG_RHYTHM_TYPE | Rhythm type | 10 | 11332 | |
| Ratio | ECG, Rhythm, AV Conduction | Heart | CVS | MDC_ECG_RHYTHM_AV_COND | AV conduction ratio, N P-waves to M QRS complexes | 10 | 11333 | |
| Ratio | ECG, Rhythm, SA Conduction | Heart | CVS | MDC_ECG_RHYTHM_SA_COND | SA conduction ratio, N P-waves to M QRS complexes | 10 | 11334 | |
| Type | ECG, QRS Wave Component | Heart | CVS | MDC_ECG_WAVC_TYPE | Wave Component Type | 10 | 11335 | |
| Type | ECG, Pacemaker Wave Component | Heart | CVS | MDC_ECG_WAVP_TYPE | Wave Pacemaker Type | 10 | 11336 | |
| Fiducial | ECG wave component, onset | Heart | CVS | MDC_ECG_WAVC_ONSET | Area of Interest | 10 | 11337 | |
| Fiducial | ECG wave component, offset | Heart | CVS | MDC_ECG_WAVC_OFFSET | Area of Interest | 10 | 11338 | |
| Fiducial | ECG wave component, peak | Heart | CVS | MDC_ECG_WAVC_PEAK | Area of Interest | 10 | 11339 | |
| Fiducial | ECG wave component, other | Heart | CVS | MDC_ECG_WAVC_OTHER | Area of Interest | 10 | 11340 | |
| Interpretation | ECG, Interpretation | Heart | CVS | MDC_ECG_INTERPRETATION | Interpretation | 10 | 11341 | |
| Interpretation | ECG, Interpretation Statement | Heart | CVS | MDC_ECG_INTERPRETATION_STATEMENT | Interpretation statement | 10 | 11342 | |
| Interpretation | ECG, Interpretation Comment | Heart | CVS | MDC_ECG_INTERPRETATION_COMMENT | Interpretation comment | 10 | 11343 | |
| Interpretation | ECG, Interpretation Summary | Heart | CVS | MDC_ECG_INTERPRETATION_SUMMARY | Interpretation summary | 10 | 11344 |