		Groups			Chi-square
		Group I n(%)	Group II n(%)	Group III n(%)	X²	p-value
>5 MTDP	N	24 (80.0%)	20 (66.7%)	29 (96.7%)	10.246	0.006*
>5 MTDP	P	6 (20.0%)	10 (33.3%)	1 (3.3%)	10.246	0.006*
TM	N	20 (66.7%)	11 (36.7%)	21 (70.0%)	14.527	0.024*
TM	P	10 (33.3%)	19 (63.3%)	9 (30%)	14.527	0.024*
FI	N	28 (93.3%)	18 (60.0%)	29 (96.7%)	19.818	0.003*
FI	P	2 (6.7%)	12 (40%)	1 (3.3%)	19.818	0.003*
BC	N	25 (83.3%	29 (96.7%)	29 (96.7%)	9.181	0.05*
BC	P	5 (16.7%)	1 (3.3%)	1 (3.3%)	9.181	0.05*
L20RT	N	26 (86.7%)	19 (63.3%)	30 (100%)	18.111	<0.001**
L20RT	P	4 (13.3%)	11 (36.7%)	0 (0.0%)	18.111	<0.001**