Table 1.

Prevalence of TTIs in Blood Donors from January 2008 to June 2011

Year	Month	HBV	HCV	HIV	Syphilis	Total
2008	January	70	67	0	5	2746
	February	99	56	0	11	2928
	March	105	75	1	4	3500
	April	73	74	1	6	3246
	May	97	89	1	5	3534
	June	65	66	1	4	3229
	July	75	84	0	4	3557
	August	78	85	1	5	3283
	September	96	91	2	9	3212
	October	83	94	2	21	3449
	November	94	96	2	34	3096
	December	82	71	0	18	3220
	Total	1017	948	11	126	39000
2009	January	75	120	0	11	3160
	February	111	79	2	16	2914
	March	69	110	1	17	3157
	April	98	98	5	35	3485
	May	84	84	1	24	3388
	June	70	70	3	18	3002
	July	82	75	2	22	3535
	August	74	68	1	19	3537
	September	52	46	2	23	2848
	October	83	77	2	30	3525
	November	60	61	9	6	2743
	December	86	83	4	9	3293
	Total	944	971	32	230	38587
2010	January	94	70	0	8	3120
	February	72	84	0	11	3052
	March	99	102	1	20	3674
	April	106	93	1	22	3683
	May	98	88	4	14	3994
	June	63	50	2	14	3220
	July	73	59	2	7	3355
	August	65	64	3	15	3078
	September	91	81	2	11	3568
	October	74	57	5	7	3277
	November	67	69	0	7	3306
	December	77	51	4	7	3149
	Total	979	868	24	143	40476
2011	January	67	45	2	3	1123
	February	68	62	0	6	1815
	March	86	50	3	3	1005
	April	95	73	2	13	1811
	May	77	61	0	7	2110
	June	99	69	3	13	1901
	Total	492	360	10	45	9765
Grand total (P value)		3432 (0.0060)	3147 (0.0059)	77 (0.0050)	544 (0.0051)	127828