Dependent variables

Independent variables

OHS Indicators

Economic indicator

Struck by an object

Body reaction

Daily advance rate

A set of lean tools

VSM

· 57% did not know if there was a link.

· It depends on the mine.

· 71% did not know if there was a link.

· 71% did not know if there was a link.

· It can increase the paper work.

5S

· 57% did not know if there was a link.

· It might be difficult to sort the mining supplies.

· 43% did not think there was a link.

· 43% believed that there is a link.

· It can increase productivity.

Kaizen

· 57% agreed that there is a link.

· Elimination of bottleneck.

· Better understanding of tasks and responsibilities.

· 43% did not know if there was a link.

· 43% did not know if there was a link.

· 43% believed that there could be a positive link.

TPM

· 43% did not know if there was a link.

· 43% did not know if there was a link.

· 43% believed that there is no link.

· 57% agreed that there is a link.

· It can increase the daily advance rate.

SMED

· 57% did not know if there was a link.

· 86% did not know if there was a link.

· 57% did not know if there was a link.

LIC

· 57% did not know if there is a link.

· 57% did not know if there is a link.

· 43% did not know if there is a link.