Correlation between Stroke Risk and Systolic Blood Pressure in Patients over 50 Years with Uncontrolled Hypertension: Results from the SYSTUP-India Study

Table 3

Correlation between CV risk factors and stroke risk.

		5-year stroke risk					10-year stroke risk
		Low	Moderate	High	Very high		Low	Moderate	High	Very high
Total	3791	2504 (66.1)	769 (20.3)	255 (6.7)	263 (6.9)	—	1119 (29.5)	1176 (31.0)	583 (15.4)	913 (24.1)	—
Age
50–59 years	1623	1315 (34.7)	231 (6.1)	49 (1.3)	28 (0.7)	—/0.415	840 (22.2)	433 (11.4)	170 (4.5)	180 (4.7)	—/0.453
60–69 years	1387	892 (23.5)	280 (7.4)	116 (3.1)	99 (2.6)		248 (6.5)	557 (14.7)	219 (5.8)	363 (9.6)
70–79 years	634	268 (7.1)	197 (5.2)	76 (2.0)	93 (2.5)		27 (0.7)	173 (4.6)	154 (4.1)	280 (7.4)
>80 years	147	29 (0.8)	61 (1.17)	14 (0.4)	43 (1.2)		4 (0.1)	13 (0.3)	40 (1)	90 (2.4)
BMI category
Underweight	55	36 (0.9)	11 (0.3)	2 (0.1)	6 (0.2)	—/−0.030	14 (0.4)	17 (0.4)	8 (0.2)	16 (0.4)	—/−0.038
Normal	688	430 (11.3)	150 (4.0)	45 (1.2)	63 (1.7)		192 (5.1)	200 (5.3)	107 (2.8)	189 (5.0)
Overweight	657	458 (12.1)	124 (3.3)	42 (1.1)	33 (0.9)		187 (4.9)	238 (6.3)	95 (2.5)	137 (3.6)
Obese	2391	1580 (41.7)	484 (12.8)	166 (4.4)	161 (4.2)		726 (19.2)	721 (19.0)	373 (9.8)	571 (15.1)
Diastolic BP^a
Uncontrolled	2304	1487 (39.2)	494 (13.0)	158 (4.2)	165 (4.4)	—/0.019	626 (16.5)	729 (19.2)	371 (9.8)	578 (15.2)	—/0.004
Controlled	1487	1017 (26.8)	275 (7.3)	97 (2.6)	98 (2.6)		493 (13)	447 (11.8)	212 (5.6)	335 (8.8)
Diabetes
Yes	1922	1130 (29.8)	442 (11.7)	160 (4.2)	190 (5.0)	1.943/0.665	392 (10.3)	616 (16.2)	321 (8.5)	593 (15.6)	2.516/0.923
No	1869	1374 (36.2)	327 (8.6)	95 (2.5)	73 (1.9)		727 (19.2)	560 (14.8)	262 (6.9)	320 (8.4)
Physical activity
Yes	1941	1340 (35.3)	354 (9.3)	122 (3.2)	125 (3.3)	0.759/−0.276	613 (16.2)	624 (16.5)	264 (7.0)	440 (11.6)	0.829/0.187
No	1850	1164 (30.7)	415 (10.9)	133 (3.5)	138 (3.6)		506 (13.3)	552 (14.6)	319 (8.4)	473 (12.5)
Smoker
Yes	1220	666 (17.6)	306 (8.1)	115 (3.0)	133 (3.5)	2.09/0.739	122 (3.2)	449 (11.8)	226 (6.0)	423 (11.2)	5.714/1.743
No	2571	1838 (48.5)	463 (12.2)	140 (3.7)	130 (3.4)		997 (26.3)	727 (19.2)	357 (9.4)	490 (12.9)
Alcohol
Yes	819	459 (12.1)	191 (5.0)	84 (2.2)	85 (2.2)	1.733/0.550	112 (3.0)	278 (7.3)	154 (4.1)	275 (7.3)	3.274/1.186
No	2972	2045 (53.9)	578 (15.2)	171 (4.5)	178 (4.7)		1007 (26.6)	898 (23.7)	429 (11.3)	638 (16.8)