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. 2016 Feb 29;16:193. doi: 10.1186/s12889-016-2872-9

Table 2.

Variables in the model

Baseline distribution of agents across stages Bounds SIM 1 SIM 2 Expecteda
pre-contemplation 0–100 100 40b
contemplation 0–100 0 40b
preparation 0–100 0 20b
action-maintenance 0–100 0 0b
Baseline point value for each stage
pre-contemplation 0–100 0 100
contemplation 0–100 0 50
preparation 0–100 0 0
action-maintenance 0–100 0 50
Thresholds
contemplation 0–100 60 100
preparation 0–100 20 50
action-maintenance 0–100 10 0
Points
Experiences ICU stay 0–10 4 6
Experiences loved one’s illness 0–10 3 4
Interacts with other agents at higher stages 0–10 3 2
Interacts with other agents at lower stages −10–0 1 2
Visits primary care (PCP) 0–10 1
Globals
Probability of experiencing ICU stay 0–10 3 3
Probability of experiencing loved one’s illness 0–10 6 7
Probability of interacting with primary care 0–10 10
Other Parameters
Agents in pre-contemplation are not influenced by other agents’ stages upon interaction
Susceptibility 0–100 100 50
Movement rate in local networks 0.15
Outcomes
%pre-contemplation 0–100 0 21.4 40
%contemplation 0–100 0 20.4 10
%preparation 0–100 0 6.8 3
%action-maintenance 0–100 100 51.4 47

abased on [21] bbased on [19]