Prediction of the Setting Properties of Calcium Phosphate Bone Cement

Table 1

Experimental data of cements.

Exp. no.	Inputs		Outputs			Test data set
	PEG (%)	L/P ratio (cc/gr)	Setting time (min)	Compression strength (MPa)	Injectability (%)	no. 1	no. 2	no. 3	no. 4
1	0	0.3	5.5	12.2	16.9		*
2	4	0.3	8	8.9	22			*
3	8	0.3	9.25	7.1	28.7	*
4	12	0.3	9.5	4.6	33.3		*
5	16	0.3	13	4.4	39.7				*
6	20	0.3	15.75	3.1	46.5			*
7	0	0.35	8.15	10.9	21	*
8	4	0.35	12.5	6.3	39.1		*
9	8	0.35	16	5.2	49.3	*
10	12	0.35	18.75	4.9	61.6			*
11	16	0.35	22	3.6	75.2				*
12	20	0.35	27.25	1.5	79.8			*
13	0	0.4	10	8.2	42.8				*
14	4	0.4	18	5.5	52.9	*
15	8	0.4	21.25	4.8	66.3		*
16	12	0.4	25	3.2	75.7				*
17	16	0.4	29.5	2.1	81.4			*
18	20	0.4	32	1.3	86.3	*
19	0	0.45	22.5	7.3	48.4				*
20	4	0.45	27	5.6	67.9		*
21	8	0.45	30	3.6	78.8	*
22	12	0.45	33.5	2.8	80.3			*
23	16	0.45	35.25	1.3	90.5				*
24	20	0.45	40.75	1.2	93.3		*