Table 5.

Statistical significance between the observed walking speeds (km/hour) of the two groups of workers in two seasons

Groups	Parameters	F value	ANOVA significance
Brick carriers (n=22)	With load (summer) vs. with load (winter)	19.43	p<0.01
	Without load (summer) vs. without load (winter)	6.47	p<0.05
	With load (summer) vs. without load (summer)	10.04	p<0.01
	With load (winter) vs. without load (winter)	7.33	p<0.01
Brick molders (n=18)	With load (summer) vs. with load (winter)	5.12	p<0.05
	Without load (summer) vs. without load (winter)	7.25	p<0.01
	With load (summer) vs. without load (summer)	10.31	p<0.01
	With load (winter) vs. without load (winter)	5.01	p<0.05