Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com), Millisecond
Created: January 28, 2016
Last Modified: January 05, 2025 by K. Borchert (katjab@millisecond.com), Millisecond
Script Copyright © Millisecond Software, LLC
This script implements a computerized version of the Interpersonal Reactivity Index (IRI) as described in David (1979, 1983).
Davis, M.H. (1979). INDIVIDUAL DIFFERENCES IN EMPATHY: A MULTIDIMENSIONAL APPROACH. Dissertation (Scales published on p. 52).
Davis, M. H. (1983). Measuring individual differences in empathy: Evidence for a multidimensional approach. Journal of Personality and Social Psychology, 44, 113– 126.
28 5-point
File Name: iri_summary.iqdat' (Inquisit Lab: one data file per participant)
| Name | Description |
|---|---|
| inquisit.version | Inquisit version number |
| computer.platform | Device platform: win | mac |ios | android |
| computer.touch | 0 = device has no touchscreen capabilities; 1 = device has touchscreen capabilities |
| computer.hasKeyboard | 0 = no external keyboard detected; 1 = external keyboard detected |
| startDate | Date the session was run |
| startTime | Time the session was run |
| subjectId | Participant ID |
| groupId | Group number |
| sessionId | Session number |
| elapsedTime | Session duration in ms |
| completed | 0 = Test was not completed 1 = Test was completed |
Subscales (Range: 0-28 On Each Scale) |
|
| perspectiveTaking | The tendency to spontaneously adopt the psychological point of view of others |
| fantasy | Taps respondents' tendencies to transpose themselves imaginatively into the feelings and actions of fictitious characters in books, movies, and plays |
| empathicConcern | Assesses "other-oriented" feelings of sympathy and concern for unfortunate others |
| personalDistress | Measures "self-oriented" feelings of personal anxiety and unease in tense interpersonal settings |
File Name: iri.iqdat
| Name | Description |
|---|---|
| date | Date the session was run |
| time | Time the session was run |
| subject | Participant ID |
| group | Group number |
| session | Session number |
| build | Inquisit version number |
| q*_response | Response given (in assigned values) Scale: 0 (does not describe me well) - 4 (describes me well) R = automatically reversed scored questions |
| q*_latency | How much time (in ms) the participant spent on the surveyPage with this particular question (the last time this particular surveyPage was visited) |