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LIT-1978: The Basic Psychological Need Satisfaction and Frustration Scales probably do not validly measure need frustration.

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Properties5
StatusActive — read in full 2026-11-03 (NOTE-1530), from the PMC author manuscript; worth reading as the case that the dominant need-frustration measure separates frustration from satisfaction mostly by item keying, which undercuts the BPNSFS evidence THEORY-052 leans on. Shown: the items lack thwarting content and keying organizes the covariance more than need does (THEORY-1316). Argued, not settled: that the frustration scales are therefore keyed low satisfaction (THEORY-1311).
Version2
Tagspsychometrics, motivation
Cited as “paper” byNOTE-1530 — Murphy et al. — The BPNSFS probably does not validly measure need frustration
Cited as “source” byTHEORY-1311 — The BPNSFS frustration scales measure low need satisfaction in negatively keyed form, not need frustration in the sense of active thwarting, so the separation of frustration from low satisfaction in BPNSFS data, and frustration's stronger link to ill-being there, is largely a keying artefact, THEORY-1316 — In eight samples pooled to 3,692 respondents, the covariance of the BPNSFS items is organized more by item keying than by need: factors sharing a keying direction correlate .64 to .75 while satisfaction and frustration of the same need correlate .17 to .38, a higher-order model grouping the six scales by keying fits better than one grouping them by need, and the frustration items carry almost no thwarting content

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Murphy, B. A., Watts, A. L., Baker, Z. G., Don, B. P., Jolink, T. A., Algoe, S. B. (2023). The Basic Psychological Need Satisfaction and Frustration Scales probably do not validly measure need frustration.. Psychological Assessment, 35(2), 127-139. doi:10.1037/pas0001193.

Key takeaways

Read in full on 2026-11-03 (NOTE-1530). THEORYs: THEORY-1316 (Active), THEORY-1311 (Proposed).

  • The BPNSFS frustration items lack thwarting content; two are reverse-worded twins of satisfaction items.
  • Keying, not need, is the stronger grouping of the items: same-keying factor correlations .64–.75, same-need .17–.38; the keying higher-order model fits better.
  • The frustration scales’ stronger tie to ill-being tracks the negative keying of ill-being measures, clearly in three of five measures.
  • Not dispositive by the authors’ own account; their proposed test, reverse-worded twins of all 24 items, was not run.

Standing in the record

A construct-validity objection to the need-frustration scale, that its frustration factor may be largely an item-keying artefact. Distinct from the shared-content objection THEORY-052 already notes, and new to the record.

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