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Perceived flood risk severity and response efficacy affect migration intentions in flood-prone regions of Klang Valley in Malaysia

Abdullah Al Mamun, Mohammad Masukujjaman, Mahalasmi Radhakrishnan, Mohammad Nurul Hassan Reza, Wan Mohd Hirwani Wan Hussain

2025 · Communications Earth & Environment, 6, 597 · Empirical study

Full-text sections checked

Publisher HTML: Methods—Participants and procedures; Results—Structural model (Fig. 2); Discussions; Limitations and future research directions.

Checked16 October 2026 · Flood-prone neighbourhoods, Klang Valley, Malaysia

Thai/English summaries are project paraphrases, not official translations or endorsement of the original study.

Research question

Which risk perceptions are associated with household migration intentions?

Method and context

Cross-sectional convenience survey of 345 respondents across 21 residential areas, May–July 2024; PLS-SEM combines two behavioural theories.

Study summary

The study links perceived threats and coping beliefs to stated intentions. It examines willingness to move, not subsequent relocation or the effectiveness of evacuation policies.

Findings

Perceived severity (β=0.259) and response efficacy (β=0.172) have significant positive associations; vulnerability, self-efficacy and response-cost paths are unsupported.

Contribution

Distinguishes threat severity from perceived susceptibility in relocation discussions.

Interpretation limits

Authors flag regional scope, self-reporting and cross-sectional limits; our appraisal also notes convenience sampling and unobserved behaviour.

Connect evidence to KSEC / OBE

Project-proposed critical-appraisal evidence, not research findings or accreditation criteria from the original authors.

K
Explain the question, concepts and findings with locators in the original.
S
Compare methods, variables and limitations with another study before designing a test or CPX.
E
Separate reported results from your proposals, cite originals and examine implications for vulnerable groups.
C
Record responses to critique and revisions after new evidence. Observe behaviour repeatedly, not from a single reading.

Related learning modules

Related knowledge domains

Original-study citation

Abdullah Al Mamun; Mohammad Masukujjaman; Mahalasmi Radhakrishnan; Mohammad Nurul Hassan Reza; Wan Mohd Hirwani Wan Hussain (2025). Perceived flood risk severity and response efficacy affect migration intentions in flood-prone regions of Klang Valley in Malaysia. Communications Earth & Environment, 6, 597. https://doi.org/10.1038/s43247-025-02602-9

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