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Table 3 Comparison of BP, HR, SpO 2 at 500 m and high altitude

From: Smoking is associated with the incidence of AMS: a large-sample cohort study

Index

500 m

High altitude

 

Non-smoker (n = 373)

Smoker (n = 465)

Non-smoker (n = 428)

Smoker (n = 503)

SBP

115.76 ± 11.61

115.0 ± 10.60

120.29 ± 11.90

118.3 ± 11.77a

DBP

72.87 ± 9.67

72.29 ± 8.93

80.13 ± 10.17

78.04 ± 9.54a

HR

66.45 ± 10.48

65.40 ± 10.42

85.16 ± 12.34

83.38 ± 11.98a

SpO2

98.07 ± 0.99

98.10 ± 1.05

88.70 ± 3.25

88.87 ± 3.13

  1. aP < 0.05 compared with non-smokers.