[Table/Fig-2]:

Mean (± SD) values of angiographic parameters for various clinical predictors by extent of CAD and number of vessels

Predictors	Number of patients (n)	Gensini Score Mean (± SD)	Culprit stenosis (%) Mean (± SD)	Single Vessel (n)	Multi Vessel (n)
Overall	160	115 (± 76.8)	88 (± 10.27)	72	88
Chest pain duration in mins
>=20	44	115.9 (± 77.7)	85.58 (± 3.5)	23	21
< 20	116	114.2 (± 77)	82.63 (± 10.3)	49	67
Number of risk factors
>=3	41	117.56 (± 77.36)	89.58 (± 10.28)	20	21
<3	119	114.18 (± 77.36)	85.5 (± 10.3)	52	67
Use of aspirin in last week
Yes	16	100 (± 79.4)	85 (± 10.1)	12	4
No	144	121.9 (± 76.8)	89.1 (± 10.26)	62	82
>2 pain episodes in last 24 hours
Yes	70	108.8 (± 77.1)	81.56 (± 10.1)	30	40
No	90	119.2 (± 76.7)	84.75 (± 10.3)	42	48
ECG ST depression
Yes	60	139.47 (± 78.3)	90.46 (± 10.4)	22	38
No	100	111.1 (± 77.1)	87.7 (± 10.3)	50	50
ECG T wave inversion >= 3mm
Yes	44	114.1 (± 77.1)	89.80 (± 10.28)	19	15
No	116	123.4 (± 78.3)	88.21 (± 10.31)	53	63
Cardiac enzyme raised
Yes	91	126.68 (± 77)	89.20 (± 10.31)	44	47
No	69	110.15 (± 76.94)	85.56 (± 10.25)	28	37
Age >= 65 years
Yes	38	156 (± 76)	94.57 (± 10.1)	11	27
No	122	105.39 (± 78.2)	85.61 (+ 10.2)	61	61
CHF
Yes	3	266.68 (± 79.7)	99 (± 0)	1	2
No	157	144.57 (± 79)	87.8 (± 10.23)	71	86