Comparing periodontal clinic measurement in different groups.

Table 3: Comparing periodontal clinic measurement in different groups.

Trimester #	PLI	SBI	PD	AL
1^st (n = 29)	1.39 ± 0.25	1.07 ± 0.67	1.74 ± 0.36	0.39 ± 0.26
2^nd (n = 29)	1.66 ± 0.48	1.32 ± 0.77	2.07 ± 0.58	0.39 ± 0.29
3^rd (n = 26)	1.77 ± 0.49	1.64 ± 0.62	2.19 ± 0.18	0.45 ± 0.41
Post partum (n = 33)	1.72 ± 0.47	2.34 ± 0.92	2.35 ± 0.42	0.38 ± 0.22
P value	0.224	0.013^*	0.000^**	0.741

^*, p < 0.05; ^**p < 0.01, compared with Pg + group in same column.