Table 1. The measured variables (mean ± SD) in the test and control groups at baseline and1, 3, and 6 months after surgery .

		Baseline	1 month	3 month	6 month
PD (mm)	Control	1±0.33	1.16±0.36	0.9±0.34	0.86±0.3
	Test	1.17±0.56	1.17±0.31	1.07±0.26	1.03±0.3
RW (mm)	Control	4.5±0.5	2.2±1.07*	2.1±1.04*	2.1±1.04
	Test	4.33±0.84	1.73±1.55*	1.7±1.54*	1.66±1.67
RD (mm)	Control	3.43±0.63	0.83±0.82*	0.76±0.73*	0.8±0.8
	Test	3.13±0.4	1.2±1.13*	1.13±1.13*	1.13±1.26
CAL (mm)	Control	4.43±0.9	1.99±0.96*	1.66±0.78*	1.66±0.86
	Test	4.3±0.62	2.37±1.19*	2.2±1.13*	2.16±1.31
WKT (mm)	Control	3.53±1.2	3.3±1.07	3.3±0.71	3.53±0.83
	Test	3.13±0.3	3.07±0.18	3.2±0.32	3.23±0.32
CEJ-MGJ (mm)	Control	7±1.16	4.33±1.05*	4.4±0.87*	4.4±0.87
	Test	6.26±0.5	4.26±1.16	4.33±1.06	4.36±1.13
ROOT COVERAGE (%)	Control		74.49±26	6.09±7.24	75.54±26.2
	Test		61.32±36.4	63.55±36.2	63.18±40.6

PD: probing depth, RW: recession width, RD: recession width, CAL: clinical attachment level, WKT: width of keratinized tissue, CEJ-MGJ: cemento-enamel junction to muco-gingival junction

^*Indicates statistical significance.