Table 2

Main and second activities

Status

CA1

CA

MA1, SA

MA, SA1

MA, SA

MA, SA

MA, SA


Event

+CA2

+SA

+MA2

+ SA2

+CA

-SA

-MA


Result

CA1 stop

CA → MA

MA1 stop

SA1 stop

MA stop

SA stop

MA stop

CA2 start

SA start

MA2 start

SA2 start

SA stop

MA → CA

SA stop

CA start

SA → CA

CA start


CA = Central Activity (no second activity).

MA = Main Activity.

SA = Second Activity.

Mache et al. Journal of Occupational Medicine and Toxicology 2008 3:35   doi:10.1186/1745-6673-3-35

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