Table 1 Vital signs

Heart rate, minute^-1

70

49

< 0.01

MMR^b

55 to 96

43 to 101

Peripheral oxygen saturation, %

98

95

< 0.01

MMR^b

93 to 100

90 to 98

Respiratory rate, minute-1

16

10

< 0.01

MMR^b

10 to 21

7 to 13

Systolic blood pressure, mmHg

134

117

< 0.01

MMR^b

113 to 149

96 to 133

Diastolic blood pressure, mmHg

68

58

< 0.01

MMR^b

54 to 94

37 to 67