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. Author manuscript; available in PMC: 2021 Mar 19.
Published in final edited form as: IEEE Trans Control Syst Technol. 2018 Nov 12;28(2):331–346. doi: 10.1109/tcst.2018.2873538

TABLE I.

SCT signals related to variables in the fluid analogy

Inflows/Outflows (Inputs to the system)
Name Symbol
Skills training ξ1
Observed behavior ξ2
Perceived social support and verbal persuasion ξ3
Internal Cues ξ4
Perceived barriers and obstacles ξ5
Intrapersonal states ξ6
Environmental context ξ7
External Cues ξ8
Inventory levels (Outputs from the system)
Name Symbol
Self-management skills η1
Outcome expectancies η2
Self-efficacy η3
Behavior η4
Behavioral outcomes η5
Cue to action η6