Med On Line - Systemic Hemodynamic Changes in Older Hypertensive Patients After Drinking Water or Eating a Meal.

Systemic Hemodynamic Changes in Older Hypertensive Patients After Drinking Water or Eating a Meal.

Sebastião Rodrigues Ferreira-Filho*
Flávio de Castro Rodrigues Ferreira
Paulo César Oliveira
Marcio Nery

(*): Serviço de Nefrologia da Universidade Federal de Uberlandia, MG. Brazil.

Correspondence to Sebastião Rodrigues Ferreira Filho, Federal University of Uberlândia, MG, Brazil. Av. Pará No. 1720, Bloco 2H sala 1, Campus Umuarama,Uberlândia, MG, Brazil, Zip Code: 38405-382. Phone: 55-034-3211-8545; Fax: 55-034-3211-9560; E-mail: srff@triang.com.br

Systemic Hemodynamic Changes in Older Hypertensive Patients After Drinking Water or Eating a Meal
Hypertension published February 26, 2007, 10.1161/HYPERTENSIONAHA.107.087809nsion

Table 1: Alterations in systemic hemodynamics after water or food ingestion in elderly hypertensive patients

phase

fasting

5 min

15 min

30 min

45 min

60 min

l.min

water

meal

3.5 ± 0,28

3.6 ± 0,26

3.4 ± 0,27

4.1 ± 0,29^a

3.4 ± 0,27

4.4 ± 0,32^a

3.3 ± 0,27

4.4 ± 0,33^a

3.3 ± 0,29

4.5 ± 0,34^a

3.6 ± 0,30

4.1 ± 0,29^a

ml.bat

water

meal

62 ± 5.1

61 ± 5.1

59 ± 4.6

64 ± 5.3

59 ± 4.8

69 ± 6.0^a

59 ± 4.8

69 ± 5.8^a

59 ± 5.3

68 ± 6.1^a

59 ± 5.2

65 ± 5.3

MAP

mmHg

water

meal

112 ± 2.7

114 ± 1.5

117 ± 2.7

117 ± 2.4

118 ± 2.2

109 ± 2.1^b

120 ± 3.0^a

109 ± 1.7^b

122 ± 3.6^a

110 ± 1.8^b

121 ± 2.3^a

108 ± 1.4^b

SBP

mmHg

water

meal

164 ± 3.5

163 ± 2.2

170 ± 2.7

166 ± 2.6

170 ± 2.4

162 ± 2.4

173 ± 3.3^a

160 ± 2.5

175 ± 3.6^a

160 ± 2.5

174 ± 3.0^a

156 ± 2.6^a

DBP

mmHg

water

meal

90 ± 3.3

89 ± 2.0

91 ± 3.0

93 ± 2.9

92 ± 3.0

82 ± 2.4^b

93 ± 3.2

83 ± 2.0^b

95 ± 3.9

85 ± 2.1^b

95 ± 2.3

84 ± 1.4^b

TPR

dyn.sec^-2

water

meal

2847 ± 239

2799 ± 200

3018 ± 264

2497 ± 178^a

3048 ± 204

2177 ± 170^a

3167 ± 239

2184 ± 178^a

3229 ± 298^a

2281 ± 196^a

3071 ± 305

2270 ± 169^a

ppm

water

meal

59 ± 2.7

60 ± 2.4

59 ± 2.5

66 ± 2.4^a

58 ± 2.3

65 ± 2.3^a

57 ± 2.4

65 ± 2.1^a

59 ± 2.7

65 ± 2.2^a

62 ± 3.6

65 ± 2.2^a

± SEM; CO: cardiac output; SV: stroke volume; MAP: mean arterial pressure; TPR: total peripheral resistance; HR: heart rate. a = p<0.05 versus fasting; b = p<0.05 versus 5min;