Table 1.

Comparative analysis of the mean±standard deviation values of demographic data and study parameters at baseline in Group A and B

Variables	Mean±SD values		Independent samples t-test
	Group A (16)	Group B (15)	Variance	F	Significance (two-tailed)
Age	50.13±6.6	55.07±9.83	Equal variances assumed	2.706	0.110
			Equal variances not assumed		0.116
Duration of diabetes	7.5±5.7	7.3±3.3	Equal variances assumed	4.138	0.906
			Equal variances not assumed		0.905
OHI	0.77±0.28	1.2±1.07	Equal variances assumed	4.909	0.015
			Equal variances not assumed		0.017
PI	1.01±0.34	1.13±0.2820	Equal variances assumed	8.150	0.134
			Equal variances not assumed		0.130
GI	1.16±0.24	1.20±0.22	Equal variances assumed	0.121	0.635
			Equal variances not assumed		0.636
BI (%)	51.6±20.8	48.8±21.5	Equal variances assumed	6.680	0.765
			Equal variances not assumed		0.768
PD (mm)	2.92±0.52	2.91±0.733	Equal variances assumed	0.029	0.388
			Equal variances not assumed		0.392
CAL (mm)	3.91±1.13	4.16±1.67	Equal variances assumed	0.645	0.389
			Equal variances not assumed		0.395
HbA1c (%)	8.72±1.43	9.3±1.61	Equal variances assumed	1.803	0.257
			Equal variances not assumed		0.260
CRP (mg/l)	2.67±3.11	2.79±2.14	Equal variances assumed	0.430	0.900
			Equal variances not assumed		0.899
Il-1β (ng/ml)	8.92±11.9	9.56±4.02	Equal variances assumed	1.935	0.946
			Equal variances not assumed		0.946

OHI – Oral hygiene index; PI – Plaque index; GI – Gingival index; BI – Bleeding index; PD – Pocket depth; CAL – Clinical attachment loss; HbA1c – Glycosylated hemoglobin; CRP – C-reactive protein; Il-1β – Interleukin-1β; SD – Standard deviation; F – Test statistic (F distribution)