Table 2.

Data of Company's working environment condition.

Variable	1st Month (N = 40 points)	4st Month (N = 40 points)	7st Month (N = 40 points)	10st Month (N = 40 points)	p-Values
Air temperature (0C)	28.5 ± 1.2	29.5 ± 1.3	28.6 ± 2	29.1 ± 1.1	0.07
Relative Humidity (%)	79.6 ± 4.9	78.6 ± 7.2	77.1 ± 6.5	77.5 ± 7	0.07
Lighting Intensity (Lux)	131.2 ± 47.6	132.1 ± 23.87	131.2 ± 50.7	131.6 ± 34.3	0.92
Noise Intensity (dBA)	67.5 ± 0.9	67.1 ± 1.2	67.07 ± 1.7	67.2 ± 2.5	0.78
Wind Velocity (m/det)	0.7 ± 0.01	0.7 ± 0.01	0.7 ± 0.01	0.7 ± 0.01	0.65