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Table 1 Characteristics of the Study Participants by Ankle Blood Pressure (ABP) and Exercise Blood Pressure (EBP) Group.

From: Ankle blood pressure as a predictor of total and cardiovascular mortality

 

Normal ABP Normal EBP

Elevated ABP and Normal EBP

Elevated ABP and Elevated EBP

Normal ABP and Elevated EBP

Unclassified

 
 

n = 2203

n = 791

n = 509

n = 222

n = 133

p

Age (years)

47 (10)

55 (9)

54 (7)

51 (9)

59 (10)

0.001*

Male/female

1419/820

447/358

435/87

205/21

105/30

0.001†

Body mass index (kg/m2)

25.4(4)

26.8 (4)

27.5 (4)

26.9 (4)

25.7 (4)

0.001*

Syst. BP (mmHg)

124 (14)

144 (17)

152 (17)

135 (16)

137 (20)

0.001*

Diast. BP (mmHg)

82 (9)

90 (10)

94 (10)

85 (9)

85 (11)

0.001*

Pulse/min

73 (13)

75 (13)

75 (13)

74 (13)

75 (14)

0.001*

SBP80 (women)

172 (20)

192 (15)

229 (11)

233 (13)

-

0.001*

SBP150 (men)

186 (18)

199 (14)

236 (16)

231 (12)

-

0.001*

SBPMax

193

203

240

236

178.3

0.001*

Ankle blood pressure (mmHg)

150 (17)

194 (14)

198 (18)

157 (14)

141 (37)

0.001*

ABI

1.21 (0.38)

1.31 (0.14)

1.27 (0.17)

1.16 (0.14)

1.03 (0.27)

0.001*

ABI < 0.97 n (%)

66 (3)

0 (0)

0 (0)

22 (1)

39 (29)

0.001†

Self-reported abnormal total cholesterol n (%)

925 (42)

340 (43)

234 (46)

122 (55)

74 (56)

0.001†

Self-reported abnormal glucose n (%)

132 (6)

95 (12)

66 (13)

27 (12)

35 (26)

0.001†

Pos. family history n (%)

793 (36)

324 (41)

188 (37)

95 (43)

69 (529

0.005†

Pack-years of smoking

9 (11)

9 (12)

13 (14)

14 (13)

20 (16)

0.001*

Current smokers n (%)

308 (14)

71 (9)

71 (14)

36 (16)

51 (38)

0.001†

METs

8.4 (3)

6.6 (2)

7.4 (2)

7.9 (1.9)

4.6 (1.5)

0.001*

Cardiovascular medication n (%)

22 (1)

285 (36)

178 (35)

33 (15)

60 (45)

0.001†

Diagnosed ischemic heart disease n (%)

88 (4)

142 (18)

46 (9)

13 (6)

72 (54)

0.001†

Deaths during follow-up n (%)

88 (4)

119 (15)

56 (11)

22 (10)

60 (45)

0.001†

Cardiovascular deaths during follow-up n (%)

20 (0.9)

40 (5)

20 (4)

9 (4)

23 (17)

0.001†

  1. Mean values (S.D.) or proportions (%), * ANOVA, † χ2 test
  2. SBP80 = systolic blood pressure at the exercise level of 80 Watts
  3. SBP150 = systolic blood pressure at the exercise level of 150 Watts
  4. SBPMax = maximum systolic blood pressure during exercise
  5. ABI = Ankle Brachial Index
  6. METs = Exercise capacity measured in metabolic equivalents