Group

P value

Neutral position

Sniffing position

Mean

SD

Minimum

Maximum

Mean

SD

Minimum

Maximum

Base line HR

81.65

13.22

61.00

110.00

81.83

10.60

65.00

110.00

0.950

After induction HR

85.12

15.73

63.00

124.00

84.23

11.69

67.00

107.00

0.790

Before intubation HR

81.79

16.72

60.00

130.00

81.80

12.26

62.00

105.00

0.999

After intubation HR

99.65

17.20

70.00

130.00

93.20

18.54

15.00

122.00

0.139

1 min after intubation HR

94.12

15.43

70.00

125.00

95.06

12.76

74.00

120.00

0.783

3 min HR

88.79

14.66

65.00

118.00

92.83

13.20

68.00

120.00

0.234

5 min HR

83.32

13.71

63.00

115.00

89.26

12.15

66.00

112.00

0.061

10 min HR

80.76

13.93

60.00

116.00

85.63

11.44

65.00

110.00

0.117

15 min HR

78.56

12.53

60.00

112.00

84.83

11.81

60.00

108.00

0.036