Table 2.

Effect of different concentration levels on tested properties of conventionally and autoclave polymerized denture base material.

	Property	Groups	Sum of Square	Df	Mean square	F	P
Group I	Flexural strength	Between groups	5655.29	3	1885.1	11.94	<0.0001∗
		Within groups	4592.16	28	164.0
		Total	10247.4	31
	Modulus elasticity	Between groups	660671.3	3	220223.7	5.394	0.004∗
		Within groups	1469761.2	36	40826.7
		Total	2130432.4	39
	Impact strength	Between groups	3.576	3	1.189	1.517	0.227
		Within groups	28.206	36	0.783
		Total	31.772	39
	Hardness	Between groups	44.5	3	14.852	1.926	0.143
		Within groups	277.6	36	7.711
		Total	322.1	39
Group II	Flexural strength	Between groups	1622.13	3	540.7	5.918	0.003∗
		Within groups	2558.3	28	91.4
		Total	4180.4	31
	Modulus elasticity	Between groups	256703.0	3	85567.7	1.074	0.373
		Within groups	2869471.9	36	79707.5
		Total	3126174.9	39
	Impact strength	Between groups	11.766	3	3.922	1.352	0.273
		Within groups	104.47	36	2.902
		Total	116.236	39
	Hardness	Between groups	59.453	3	19.818	4.822	0.006∗
		Within groups	147.957	36	4.11
		Total	207.410	39