# IAssociationScore Interface
Namespace: [Qlik.Engine](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.htm)
Assembly: Qlik.Engine.dll
## Syntax
```
[ValueClass]
public interface IAssociationScore
```
## Properties
| Name | Description |
| --- | --- |
| [Field1Scores](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IAssociationScore.Field1Scores.htm#Qlik_Engine_IAssociationScore_Field1Scores) | Association information about the field `FieldName1` defined in `qFieldPairName` .
JSON property name: qField1Scores |
| [Field2Scores](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IAssociationScore.Field2Scores.htm#Qlik_Engine_IAssociationScore_Field2Scores) | Association information about the field `FieldName2` defined in `qFieldPairName` .
JSON property name: qField2Scores |
| [FieldPairName](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IAssociationScore.FieldPairName.htm#Qlik_Engine_IAssociationScore_FieldPairName) | Pair of fields.
`< FieldName1>` / `< FieldName2>`
Where:
< `FieldName1` > is a field in the table 1 (defined in `qTable1` )
< `FieldName2` > is a field in the table 2 (defined in `qTable2` )
If the field is a synthetic key, the name of the field is preceded by `[Synthetic key]:` .
JSON property name: qFieldPairName |
| [ScoreSummary](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IAssociationScore.ScoreSummary.htm#Qlik_Engine_IAssociationScore_ScoreSummary) | Flag used to interpret calculated scores.
One of the following values or sum of values that apply:
\* 0: The cardinal ratio cannot be zero but the symbol score and the row score can be zero.
\* -1: The fields do not have the same type.
\* -2: The number of rows of the field `FieldName1` is zero.
\* -4: The number of distinct values of the field `FieldName1` is zero.
\* -8: The number of rows of the field `FieldName2` is zero.
\* -16: The number of distinct values of the field `FieldName2` is zero.
Example:
The number of rows of the field `FieldName1` is zero, and the number of distinct values of the field `FieldName2` is zero, then `qScoreSummary` is -18.
JSON property name: qScoreSummary |