Table 2.

Demographic, clinical, and biochemical parameters among periodontitis group (stage I + II and stage III + IV).

Variables	Stage I + II n = 11	Stage III + IV n = 19	P value
**Irisin (pg/ml)	148.75 ± 20.65	136.23 ± 19.06	0.127
**Visfatin (pg/ml)	4.9 ± 20.70	5.4 ± 50.56	0.045
**IL-6 (pg/ml)	26.94 ± 1.18	28.79 ± 1.74	0. 003
**PI%	60.55 ± 13.30	76.99 ± 8.67	0.003
**BOP%	63.44 ± 11.50	71.21 ± 12.42	0.149
*PPD(mm)	4.51 ± 0.21	5.39 ± 0.46	0.000
*CAL(mm)	3.55 ± 0.84	5.71 ± 1.23	0.000

Data shown as mean ± standard deviation.

^*Comparison done by independent t-test.

^**Comparison done by Dunnett's test. Significant difference at p < 0.05.