Table 5.

Pregnancy and litter data of rats.

	Group
	G1	G2	G3	G4
Pregnant females (N)	10	11	12	11
No. of dams with live born pups (N)	10	11	12	11
No. of live pup on PND 0 (N)	13.1±2.6	13.8±1.5	13.5±3.0	14.5±0.8
No. of dead pup on PND 0 (N)	0.4±1.3	0.1±0.3	0.0±0.0	0.0±0.0
Live birth index on PND 0 (%) b	97.6±7.4	99.4±1.9	100.0±0.0	100.0±0.0
Sex ratio of live pups on PND 0 (N) c	0.459±0.131	0.504±0.202	0.478±0.089	0.501±0.121
No. of live pup on PND 4 (N)	13.0±2.7	13.7±1.6	13.3±2.9	14.3±0.8
No. of dead pup on PND 4 (N)	0.1±0.3	0.1±0.3	0.2±0.4	0.1±0.3
Viability index on PND 4 (%) d	99.2±2.4	99.2±2.5	98.9±2.6	98.8±2.7
Body weight of live pup on PND 0 (g)
Male	7.14±0.94	6.96±0.54	6.94±0.64	6.83±0.45
Female	6.80±0.81	6.56±0.48	6.59±0.61	6.39±0.65
Body weight of live pup on PND 4 (g)
Male	11.94±2.24	11.23±1.00	11.51±1.64	11.24±0.93
Female	11.38±2.08	10.61±0.83	10.95±1.66	10.61±1.07
Body weight of live pup on PND 13 (g)
Male	36.21±2.41	34.02±3.38	35.37±2.55	36.73±2.73
Female	35.00±3.04	33.09±2.63	34.14±2.32	35.44±2.27

^avalues are presented as mean±S.D.

^b(No. of live pups on PND 0 / Total no. of pups born) ×100

^c(No. of live male pup / No. of live pup on PND 0)

^d(No. of live pups on PND 4 / No. of live pups on PND 0) ×100