Sexual Path Preferences Inventory (SPPI)

Mohammed looti

Scale Development & Technical Details

Scale Overview

The Sexual Path Preferences Inventory (SPPI) was developed by Donald L. Mosher (1980). It is designed to measure Sexual path preferences and involvement potential. The scale is intended for use with Sexually experienced adults.

Scale Structure

This instrument consists of 51 items organized into 3 factors/subscales: Preference for the Path of Sexual Role Enactment, Preference for the Path of Sexual Trance, Preference for the Path of Partner Engagement.

Factor / Subscale	Items	N
Preference for the Path of Sexual Role Enactment	1,5,9,11,13,18,19,23,26,28,33,35,38,42,44,46,49	17
Preference for the Path of Sexual Trance	3,4,8,12,14,16,20,24,27,29,31,36,39,40,43,47,50	17
Preference for the Path of Partner Engagement	2,6,7,10,15,17,21,22,25,30,32,34,37,41,45,48,51	17

Response Format

Respondents rate each item using a custom response format.

Response anchors: 0 = Not at all true of (for) me, 1 = 1, 2 = 2, 3 = 3, 4 = 4, 5 = 5, 6 = Extremely true of (for) me.

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 Involvement Potential alpha = .93; Role Path alpha = .92; Trance Path alpha = .86; Partner Path alpha = .91.

Administration

The scale is self-administered and typically takes approximately 20 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.