Scale Overview
The Individualism and Collectivism Scale – INDCOL was developed by Theodore M. Singelis, Harry C. Triandis, Dharm P. S. Bhawuk, Michele J. Gelfand (1995). It is designed to measure Individualism and Collectivism (Horizontal and Vertical). The scale is intended for use with Adults.
Scale Structure
This instrument consists of 34 items organized into 4 factors/subscales: Horizontal Individualism, Vertical Individualism, Horizontal Collectivism, Vertical Collectivism.
| Factor / Subscale |
Items |
N |
| Horizontal Individualism |
1,2,3,4,5,6,7,8 |
8 |
| Vertical Individualism |
9,10,11,12,13,14,15,16 |
8 |
| Horizontal Collectivism |
17,18,19,20,21,22,23,24,25,26 |
10 |
| Vertical Collectivism |
27,28,29,30,31,32,33,34 |
8 |
Response Format
Respondents rate each item using a custom response format.
Response anchors: 1 = Never or definitely no, 2 = 2, 3 = 3, 4 = 4, 5 = 5, 6 = 6, 7 = 7, 8 = 8, 9 = Always or definitely yes.
The scale includes 1 reverse-scored items to reduce acquiescence bias.
Scoring
Items are scored by subscale, with each subscale sum representing a distinct dimension.
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of HI: alpha = 0.67, VI: alpha = 0.74, HC: alpha = 0.74, VC: alpha = 0.68.
Administration
The scale is self-administered and typically takes approximately 10 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.