Table 1.

Phases of an investigation described with the stages of Bernard, Wallcraft, and Dewey.

OHERIC phases	Oa	Hb	Ec		Rd		Ie		Cf
Bernard’s research phase [4]	Initial data or observation leading to research	Putting forward a research hypothesis	Building an experimental device, inventing a test	Collecting observations, realizing a test		Processing results and data		Interpreting results		Scientific conclusion
Walcraft et al “Involvement in Mental Health Research”	Identifying a research topic	Designing research	Outcomes measures	Data collection		Data analysis		Interpretation		Write up and dissemination
Dewey’s phenomenology “How we think”	A felt difficulty; its location and definition	Suggestion of a possible solution	Development by reasoning of the bearings of the suggestion	Further observation and experiment		Leading to its acceptance or rejection (1)		Leading to its acceptance or rejection (2)		That is, the conclusion of belief or disbelief

^aO: initial observation.

^bH: hypothesis.

^cE: experiment proper.

^dR: result.

^eI: interpretation.

^fC: conclusion.