Shoulder Disability Questionnaire

A comprehensive psychometric review and clinical guide for the Shoulder Disability Questionnaire (SDQ), a 16-item...

September 11, 2026 • Dr. Mohammed Looti

Product Intelligence Scale (PI-Scale)

A comprehensive academic analysis of the Product Intelligence Scale (PI-Scale) developed by Rijsdijk, Hultink, and...

September 11, 2026 • Dr. Mohammed Looti

Shoulder Function Assessment

The Shoulder Function Assessment (SFA) is a multimodal evaluative instrument designed by C. Hazes, H....

September 11, 2026 • Dr. Mohammed Looti

New Involvement Profile (NIP)

A comprehensive academic analysis of the New Involvement Profile (NIP) developed by Kapil Jain and...

September 11, 2026 • Dr. Mohammed Looti

Enduring Involvement Index (EII)

A comprehensive psychometric review of the Enduring Involvement Index (EII) developed by Bloch, Sherrell, and...

September 11, 2026 • Dr. Mohammed Looti

Shoulder Pain and Disability Index

The Shoulder Pain and Disability Index (SPADI) is a 13-item self-report questionnaire assessing shoulder-specific pain...

September 11, 2026 • Dr. Mohammed Looti

Consumer Involvement Profiles (CIP)

The Consumer Involvement Profiles (CIP), developed by Gilles Laurent and Jean-Noël Kapferer (1985), is a...

September 11, 2026 • Dr. Mohammed Looti

Shuttle Run Test

The 20-Meter Shuttle Run Test (20mSRT), developed by Léger and Lambert, is a globally validated...

September 11, 2026 • Dr. Mohammed Looti

Components of Involvement (CP)

An in-depth academic review of Lastovicka and Gardner's (1979) Components of Involvement (CP) scale, decomposing...

September 11, 2026 • Dr. Mohammed Looti

Simple Shoulder Test

A comprehensive psychometric review of the Simple Shoulder Test (SST), a 12-item patient-reported outcome measure...

September 11, 2026 • Dr. Mohammed Looti

Temporal Focus Scale (TFS)

A comprehensive academic guide and psychometric analysis of the Temporal Focus Scale (TFS) developed by...

September 11, 2026 • Dr. Mohammed Looti