---
title: "pulse"
description: "The rate and associated attributes for a pulse or heart beat."
---

The rate and associated attributes for a pulse or heart beat.

**Purpose.** To record details about the rate and associated attributes for a pulse or heart beat.

## Source

| Model | Leg | Role |
|---|---|---|
| `openEHR-EHR-OBSERVATION.pulse.v2` | openEHR | defines this table |

## Columns

| Column | Type | Null | Description | Source |
|---|---|---|---|---|
| `id` | `uuid primary key` | no | Primary key. | — |
| `form_id` | `uuid` → [`form`](/docs/tables/form) | no | The form this entry was recorded on. | — |
| `form_block_id` | `uuid` | yes | The block within the form, when the entry is bound to one. | — |
| `event_type` | `text` | yes | null represents any_event | — |
| `presence`<br />`presence_code`<br />`presence_system`<br />`presence_valueset_id` | coded text<br />`text`, `text`, `text`, `text` | yes | Presence | `/data[at0002]/events[at0003]/data[at0001]/items[at1005]` |
| `rate_magnitude`<br />`rate_units` | quantity<br />`numeric`, `text` | yes | Rate | `/data[at0002]/events[at0003]/data[at0001]/items[at0004]` |
| `regularity`<br />`regularity_code`<br />`regularity_system`<br />`regularity_valueset_id` | coded text<br />`text`, `text`, `text`, `text` | yes | Regularity | `/data[at0002]/events[at0003]/data[at0001]/items[at0005]` |
| `irregular_type`<br />`irregular_type_code`<br />`irregular_type_system`<br />`irregular_type_valueset_id` | coded text<br />`text`, `text`, `text`, `text` | yes | Irregular type | `/data[at0002]/events[at0003]/data[at0001]/items[at1055]` |
| `character`<br />`character_code`<br />`character_system`<br />`character_valueset_id` | coded text<br />`text`, `text`, `text`, `text` | yes | Character | `/data[at0002]/events[at0003]/data[at0001]/items[at1030]` |
| `clinical_description` | `text` | yes | Clinical description | `/data[at0002]/events[at0003]/data[at0001]/items[at1022]` |
| `clinical_interpretation`<br />`clinical_interpretation_code`<br />`clinical_interpretation_system`<br />`clinical_interpretation_valueset_id` | coded text<br />`text`, `text`, `text`, `text` | yes | Clinical interpretation | `/data[at0002]/events[at0003]/data[at0001]/items[at1023]` |
| `comment` | `text` | yes | Comment | `/data[at0002]/events[at0003]/data[at0001]/items[at1059]` |
| `position`<br />`position_code`<br />`position_system`<br />`position_valueset_id` | coded text<br />`text`, `text`, `text`, `text` | yes | Position | `/data[at0002]/events[at0003]/state[at0012]/items[at0013]` |
| `confounding_factors` | `text` | yes | Confounding factors | `/data[at0002]/events[at0003]/state[at0012]/items[at1018]` |
| `method`<br />`method_code`<br />`method_system`<br />`method_valueset_id` | coded text<br />`text`, `text`, `text`, `text` | yes | Method | `/protocol[at0010]/items[at1019]` |
| `body_site`<br />`body_site_code`<br />`body_site_system`<br />`body_site_valueset_id` | coded text<br />`text`, `text`, `text`, `text` | yes | Body site | `/protocol[at0010]/items[at1037]` |
| `device` | `uuid` | yes | Device | `/protocol[at0010]/items[at1013]` |

## Constraints

```sql
check ((presence_code is null and presence_system is null and presence_valueset_id is null and presence is null) or (presence is not null and presence_code is not null and presence_system is not null and presence_valueset_id is not null))
check ((rate_magnitude is null and rate_units is null) or (rate_magnitude is not null and rate_units is not null))
check (rate_magnitude is null or (rate_units = '/min' and rate_magnitude between 0 and 1000))
check ((regularity_code is null and regularity_system is null and regularity_valueset_id is null and regularity is null) or (regularity is not null and regularity_code is not null and regularity_system is not null and regularity_valueset_id is not null))
check ((irregular_type_code is null and irregular_type_system is null and irregular_type_valueset_id is null and irregular_type is null) or (irregular_type is not null and irregular_type_code is not null and irregular_type_system is not null and irregular_type_valueset_id is not null))
check ((character_code is null and character_system is null and character_valueset_id is null) or (character is not null and character_code is not null and character_system is not null and character_valueset_id is not null))
check ((clinical_interpretation_code is null and clinical_interpretation_system is null and clinical_interpretation_valueset_id is null) or (clinical_interpretation is not null and clinical_interpretation_code is not null and clinical_interpretation_system is not null and clinical_interpretation_valueset_id is not null))
check ((position_code is null and position_system is null and position_valueset_id is null and position is null) or (position is not null and position_code is not null and position_system is not null and position_valueset_id is not null))
check ((method_code is null and method_system is null and method_valueset_id is null and method is null) or (method is not null and method_code is not null and method_system is not null and method_valueset_id is not null))
check ((body_site_code is null and body_site_system is null and body_site_valueset_id is null) or (body_site is not null and body_site_code is not null and body_site_system is not null and body_site_valueset_id is not null))
```

## Unique

- `form_block_id`

## References

| Columns | Target | On delete |
|---|---|---|
| `form_id` | [`form`](/docs/tables/form) | cascade |
| `form_id, form_block_id` | [`form_block`](/docs/tables/form_block) | cascade |
| `presence_valueset_id, presence_code, presence_system, presence` | [`valueset_code`](/docs/tables/valueset_code) | restrict |
| `regularity_valueset_id, regularity_code, regularity_system, regularity` | [`valueset_code`](/docs/tables/valueset_code) | restrict |
| `irregular_type_valueset_id, irregular_type_code, irregular_type_system, irregular_type` | [`valueset_code`](/docs/tables/valueset_code) | restrict |
| `character_valueset_id, character_code, character_system, character` | [`valueset_code`](/docs/tables/valueset_code) | restrict |
| `clinical_interpretation_valueset_id, clinical_interpretation_code, clinical_interpretation_system, clinical_interpretation` | [`valueset_code`](/docs/tables/valueset_code) | restrict |
| `position_valueset_id, position_code, position_system, position` | [`valueset_code`](/docs/tables/valueset_code) | restrict |
| `method_valueset_id, method_code, method_system, method` | [`valueset_code`](/docs/tables/valueset_code) | restrict |
| `body_site_valueset_id, body_site_code, body_site_system, body_site` | [`valueset_code`](/docs/tables/valueset_code) | restrict |
| `device` | [`device`](/docs/tables/device) | no action |

## Indexes

- `pulse_form_id_idx` on `form_id`
- `pulse_device_idx` on `device`

## Value sets

| Value set | Codes |
|---|---|
| `org.openehr::openEHR-EHR-OBSERVATION.pulse.v2/body_site` | 12 |
| `org.openehr::openEHR-EHR-OBSERVATION.pulse.v2/irregular_type` | 2 |
| `org.openehr::openEHR-EHR-OBSERVATION.pulse.v2/method` | 4 |
| `org.openehr::openEHR-EHR-OBSERVATION.pulse.v2/position` | 4 |
| `org.openehr::openEHR-EHR-OBSERVATION.pulse.v2/presence` | 2 |
| `org.openehr::openEHR-EHR-OBSERVATION.pulse.v2/regularity` | 2 |