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Table 3 Haemodynamic data during anaesthesia induction

From: Comparison of the effect of continuous intravenous infusion and two bolus injections of remifentanil on haemodynamic responses during anaesthesia induction: a prospective randomised single-centre study

Subgroups

Normotensive

Treated HT

Untreated HT

 

Group C

(n = 41)

Group B

(n = 41)

Group C

(n = 7)

Group B

(n = 7)

Group C

(n = 7)

Group B

(n = 4)

HR (bpm)

Baseline

70 ± 8

74 ± 13

68 ± 19

77 ± 12

74 ± 23

70 ± 10

Tind

62 ± 10

67 ± 10

59 ± 9

64 ± 11

61 ± 17

62 ± 10

T0

77 ± 20

80 ± 16

72 ± 15

68 ± 13

66 ± 11

87 ± 18

T1

76 ± 13

77 ± 12

72 ± 15

82 ± 16

74 ± 20

80 ± 15

T2

72 ± 10

74 ± 13

68 ± 14

78 ± 18

69 ± 19

73 ± 14

T3

70 ± 9

71 ± 11

69 ± 13

72 ± 17

66 ± 16

70 ± 12

T4

68 ± 10

70 ± 11

67 ± 11

70 ± 13

66 ± 17

66 ± 9

T5

67 ± 10

70 ± 10

66 ± 11

71 ± 19

61 ± 13

68 ± 9

SBP (mmHg)

Baseline

123 ± 14

122 ± 13

145 ± 19

136 ± 19

153 ± 9

154 ± 11

Tind

81 ± 18*

80 ± 12*

79 ± 16*

80 ± 21*

93 ± 14*

100 ± 16*

T0

92 ± 30*

100 ± 17*

97 ± 20*

98 ± 26*

109 ± 36*

153 ± 40

T1

96 ± 25*

107 ± 18*

107 ± 23*

124 ± 41

133 ± 42

147 ± 15

T2

94 ± 25*

101 ± 15*

103 ± 22*

122 ± 46

123 ± 42

151 ± 46

T3

88 ± 18*

96 ± 20*

104 ± 21*

115 ± 30

112 ± 40*

123 ± 17

T4

86 ± 16*

93 ± 20*

96 ± 15*

109 ± 26*

111 ± 37*

116 ± 21*

T5

87 ± 17*

90 ± 17*

95 ± 15*

102 ± 19*

106 ± 31*

115 ± 10*

DBP (mmHg)

Baseline

76 ± 14

77 ± 14

82 ± 19

82 ± 7

86 ± 9

92 ± 11

Tind

47 ± 14*

49 ± 10*

48 ± 15*

51 ± 9*

50 ± 7*

66 ± 17*

T0

61 ± 23

66 ± 17

62 ± 17

65 ± 13*

70 ± 32

99 ± 25

T1

62 ± 23

69 ± 16

68 ± 16

75 ± 22

75 ± 31

96 ± 21

T2

58 ± 19

66 ± 17*

62 ± 14*

74 ± 20

70 ± 27

86 ± 26

T3

55 ± 16*

62 ± 16*

61 ± 12*

68 ± 15*

63 ± 24*

77 ± 17

T4

53 ± 14*

59 ± 17*

58 ± 10*

68 ± 15*

60 ± 21*

73 ± 16

T5

52 ± 12*

57 ± 15*

57 ± 10*

62 ± 7*

57 ± 19*

72 ± 11*

MBP (mmHg)

Baseline

90 ± 11

89 ± 10

101 ± 29

97 ± 6

105 ± 12

114 ± 14

Tind

58 ± 12*

59 ± 10*

57 ± 15*

59 ± 14*

66 ± 11*

73 ± 19*

T0

73 ± 22

78 ± 19

73 ± 17*

73 ± 16*

82 ± 31

115 ± 32

T1

72 ± 18

79 ± 16

80 ± 17

92 ± 27

92 ± 36

111 ± 14

T2

68 ± 16*

77 ± 18*

75 ± 17

91 ± 36

88 ± 30

100 ± 31

T3

65 ± 14*

73 ± 16*

72 ± 15*

83 ± 21

81 ± 24*

89 ± 20

T4

64 ± 12*

71 ± 20*

69 ± 11*

78 ± 15*

80 ± 26*

88 ± 15*

T5

62 ± 11*

69 ± 16*

68 ± 10*

74 ± 12*

76 ± 20*

87 ± 13*

  1. The results are expressed as mean ± SD. Haemodynamic variables were recorded before induction of general anaesthesia (baseline), immediately before tracheal intubation (Tind), immediately after tracheal intubation (T0), and every minute for 5 min following tracheal intubation (T1-T5)
  2. *p < 0.05, compared with baseline within each group
  3. HR heart rate, SBP systolic blood pressure, DBP diastolic blood pressure, MBP mean blood pressure