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Table 2 Comparison of knowledge about hypertension in patients with controlled and uncontrolled hypertension

From: Good knowledge about hypertension is linked to better control of hypertension; A multicentre cross sectional study in Karachi, Pakistan

Characteristic Overall%(n) Controlled Hypertension%(n) Uncontrolled Hypertension%(n) P value**
  N=447 72.3(323) 27.7(124)  
Hypertension means
High blood pressure 46.1(206) 38.7 (171) 7.9 (35) <0.001
Hypertension is dangerous
Agree* 62.6 (280) 49 (214) 15.1 (66)  
Strongly agree* 28.6 (128) 20.6 (90) 8.7 (38) -
Systolic BP should be
<140 mm hg* 69.8 (312) 54.3 (242) 15.7 (70) 0.001
Diastolic BP should be
<90* 68.5 (306) 53.2 (238) 15.2 (68) 0.001
Which BP is more important
both* 18.8 (84) 16 (70) 3.2 (14) 0.003
Lowering BP improves health
agree* 67.8 (303) 53.2 (230) 16.9 (73)  
strongly agree* 19.4 (87) 13.4 (58) 6.5 (28) 0.02
High BP is asymptomatic
agree* 31.3 (140) 27.6 (119) 4.9 (21)  
strongly agree* 6.7 (30) 4.4 (19) 2.6 (11) <0.001
Changing lifestyle improves BP
agree* 66.0 (295) 50.5 (223) 16.3 (72)  
strongly agree* 16.8 (75) 12.9 (57) 4.1 (18) 0.003
HTN is a lifelong disease
agree* 51.9 (232) 43.1 (189) 9.8 (43)  
strongly agree* 21.5 (96) 16.4 (72) 5.5 (24) <0.001
Antihypertensives for life
agree* 51.9 (232) 42.7 (190) 9.4 (42)  
strongly agree* 23.0 (103) 17.1 (76) 6.1 (27) <0.001
High BP part of aging
agree* 44.3 (198) 38.7 (171) 6.1 (27)  
strongly agree* 8.9 (40) 6.1 (27) 2.9 (13) <0.001
Symptoms of hypertension
headache* 25.5 (371) 61.9 (273) 22.2 (98)  
SOB* 9.6 (140) 24.5 (108) 7.3 (32)  
Dizziness* 11.3 (164) 27.2 (120) 10 (44)  
Ghabrahat* 18.4 (268) 46.3 (204) 14.5 (64)  
Sweating* 7.6 (111) 18.6 (82) 6.6 (29)  
Irritability* 9.7 (141) 26.3 (116) 5.7 (25)  
Chest pain* 7.1 (104) 15.9 (70) 7.7 (34)  
Blurred vision* 4.2 (61) 9.8 (43) 4.1 (18)  
Lifestyle factors
Meds* 20.5 (367) 59.4 (265) 22.9 (102)  
Exercise* 14.9 (267) 44.4 (198) 15.5 (69)  
less stress* 11.3 (202) 32.1 (143) 13.2 (59)  
quit smoking* 5.9 (106) 17 (76) 6.7 (30)  
less salt intake* 20.4 (364) 59.6 (266) 22 (98)  
loose weight* 10.6 (190) 30.7 (137) 11.9 (53)  
change diet* 14.9 (266) 43.9 (196) 15.7 (70)  
reduce alcohol* 1.0 (18) 2.9 (13) 1.1 (5)  
Organs effected by HTN
heart* 30.6 (280) 44.7 (200) 17.9 (80)  
eyes* 13.6 (124) 19.5 (87) 8.3 (37)  
brain* 27.5 (251) 40.5 (181) 15.7 (70)  
kidneys* 15.1 (138) 21 (94) 9.8 (44)  
Food that increases BP
egg* 17.0 (245) 42.5 (177) 16.3 (68)  
mutton* 11.9 (171) 31 (129) 10.1 (42)  
fried food* 20.2 (291) 52.4 (218) 17.5 (73)  
beef* 16.4 (236) 42.1 (175) 14.7 (61)  
ghee* 23.0 (331) 58.7 (244) 20.9 (87)  
nuts* 11.4 (164) 30.3 (126) 9.1 (38)  
  1. *Score of 1 for correct response, only correct responses have been reported here,**p value between controlled and uncontrolled hypertensionGhabrahat (meaning feeling of doom,helplessness).