## DataSampler.summarize() method [​](/content/docs/sdk/core.datasampler.summarize#datasamplersummarize-method "Direct link to DataSampler.summarize(/index.html) method")

**Signature:**

```typescript
summarize(code: CodeableConcept, fn: StatsFn): Observation;
```

## Parameters [​](/content/docs/sdk/core.datasampler.summarize#parameters "Direct link to Parameters"/index.html)

| Parameter | Type | Description |
| --- | --- | --- |
| code | CodeableConcept |  |
| fn | [StatsFn](/content/docs/sdk/core.statsfn) |  |

**Returns:**

Observation

- [DataSampler.summarize() method](/content/docs/sdk/core.datasampler.summarize#datasamplersummarize-method/index.html)
- [Parameters](/content/docs/sdk/core.datasampler.summarize#parameters/index.html)