Table 2.

Hormonal Characteristic of under study workers

Measurements		Day time workers (N=293)	Shift workers (N=113)	P-value
FSH (mlU/ml)	Mean (SD)	7.24 (1.51)	7.13 (0.44)	0.538
LH (mlU/ml)	Mean (SD)	5.00 (0.75)	4.85 (0.89)	0.072
TSH (mlU/ml)	Mean (SD)	2.98 (0.70)	2.89 (0.98)	0.356
PRL (ng/ml)	Mean (SD)	11.03 (2.74)	11.82 (3.07)	0.017