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    "preciseIdentifier" : "c:objc(cs)ENExposureDetectionSummary"
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  "title" : "ENExposureDetectionSummary"
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# ENExposureDetectionSummary

A summary of exposures.

```
class ENExposureDetectionSummary
```

## Overview> Important:
> This class is available in iOS 12.5, and in iOS 13.5 and later.

## Topics

### Exposure Criteria

[`var attenuationDurations: [NSNumber]`](/documentation/ExposureNotification/ENExposureDetectionSummary/attenuationDurations)

An array of durations at specific radio signal attenuations.

[`var daysSinceLastExposure: Int`](/documentation/ExposureNotification/ENExposureDetectionSummary/daysSinceLastExposure)

Number of days since the most recent exposure.

[`var matchedKeyCount: UInt64`](/documentation/ExposureNotification/ENExposureDetectionSummary/matchedKeyCount)

The number of keys that matched for an exposure detection.

[`var maximumRiskScore: ENRiskScore`](/documentation/ExposureNotification/ENExposureDetectionSummary/maximumRiskScore)

The vaue that represents the highest risk score of all exposure incidents.

[`var maximumRiskScoreFullRange: Double`](/documentation/ExposureNotification/ENExposureDetectionSummary/maximumRiskScoreFullRange)

The value that represents the highest, full-range risk score of all the exposures for the user.

[`var riskScoreSumFullRange: Double`](/documentation/ExposureNotification/ENExposureDetectionSummary/riskScoreSumFullRange)

The sum of the full-range risk scores for all exposures for the user.

[`var metadata: [AnyHashable : Any]?`](/documentation/ExposureNotification/ENExposureDetectionSummary/metadata)

The metadata associated with the summary.

[`var daySummaries: [ENExposureDaySummary]`](/documentation/ExposureNotification/ENExposureDetectionSummary/daySummaries)

The summary of each day that contains an exposure.

## Relationships

### Conforms To

[`Hashable`](/documentation/Swift/Hashable)

[`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible)

[`NSObjectProtocol`](/documentation/ObjectiveC/NSObjectProtocol)

[`CustomDebugStringConvertible`](/documentation/Swift/CustomDebugStringConvertible)

[`Equatable`](/documentation/Swift/Equatable)

[`CVarArg`](/documentation/Swift/CVarArg)

### Inherits From

[`NSObject-swift.class`](/documentation/ObjectiveC/NSObject-swift.class)

---

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