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Table 2 Measured cardiovascular, pulmonary and subjective variables

From: Effect of external airflow resistive load on postural and exercise-associated cardiovascular and pulmonary responses in pregnancy: a case control study

Variables

SBP

DBP

MAP

HR

SV

CO

TPR

RPE

SpO2

TcpCO2

Subjects

Trial

Time

(mmHg)

(mmHg)

(mmHg)

(bpm)

(mL)

(l/min)

(mmHg · min/L)

(6-20)

(%)

(mmHg)

Pregnant (n = 16)

CON

0

114.8 ± 13.5

67.3 ± 7.6

86.3 ± 10.6

86.5 ± 16.3*

78.9 ± 19.6

6.6 ± 1.5*

13.4 ± 2.6*

6.2 ± 0.4

99.3 ± 0.6

32.8 ± 2.0*

10

125.4 ± 14.4

74.0 ± 7.7

94.8 ± 9.9

92.0 ± 14.0*

77.2 ± 15.7

6.9 ± 1.3*

13.8 ± 2.3*

6.8 ± 1.3

99.1 ± 0.8

32.6 ± 1.7*

20

127.2 ± 12.6

75.3 ± 8.5

95.9 ± 10.5

94.8 ± 14.1*

76.1 ± 16.7

7.1 ± 1.4*

13.9 ± 2.6*

6.8 ± 1.5

99.2 ± 0.6

32.4 ± 1.9*

30

147.0 ± 10.5*

77.6 ± 6.0

104.1 ± 7.9

116.9 ± 13.2*

102.6 ± 19.6

11.9 ± 2.5*

9.1 ± 2.3*

10.6 ± 1.6

99.0 ± 0.9

32.6 ± 2.1*

40

133.8 ± 13.1

71.7 ± 7.4

94.3 ± 10.2

95.0 ± 15.4*

99.5 ± 17.6

12.0 ± 2.3*

8.0 ± 1.3*

11.1 ± 1.8

98.8 ± .0.7

31.3 ± 2.8*

50

116.1 ± 12.7*

69.1 ± 8.1*

87.3 ± 8.8*

121.4 ± 13.5*

75.2 ± 16.8

7.0 ± 1.8*

12.9 ± 2.8*

6.3 ± 0.4

99.2 ± 0.4

32.0 ± 2.1*

60

120.9 ± 10.8

69.0 ± 7.5*

90.9 ± 8.5

89.4 ± 12.0*

79.3 ± 16.0

7.1 ± 1.2*

13.0 ± 2.2*

6.2 ± 0.4

99.1 ± 0.6

32.4 ± 2.1*

EARL

0

121.5 ± 12.8#

71.3 ± 7.5

91.2 ± 8.5

85.9 ± 13.5#

78.9 ± 15.9

6.6 ± 1.4#

14.2 ± 3.0#

6.5 ± 0.8

99.1 ± 0.3

32.7 ± 2.3#

10

129.5 ± 12.9

80.6 ± 5.6

99.7 ± 7.6

96.2 ± 17.9#

74.0 ± 19.3

6.8 ± 1.4#

15.1 ± 3.0#

6.8 ± 1.2

99.1 ± 0.4

32.3 ± 2.0

20

127.0 ± 13.4

80.2 ± 8.8

98.9 ± 9.5

97.7 ± 15.7#

71.4 ± 14.5

6.7 ± 1.0#

14.9 ± 2.8#

7.0 ± 1.3

99.0 ± 0.5

32.0 ± 1.6#

30

148.5 ± 16.7

84.4 ± 10.3

110.6 ± 11.7

114.6 ± 15.8#

101.5 ± 19.3

11.4 ± 2.1#

9.9 ± 2.1

11.3 ± 1.9

98.8 ± 1.2

34.0 ± 1.3#

40

137.9 ± 17.7

78.2 ± 9.9

102.7 ± 12.7

119.1 ± 17.1#

98.5 ± 21.5

11.6 ± 2.5#

9.1 ± 1.7

12.3 ± 1.5

98.5 ± 1.4

33.3 ± 1.5#

50

129.0 ± 20.6

82.0 ± 14.9

100.9 ± 16.3

94.2 ± 14.2#

71.7 ± 15.8

6.6 ± 1.4#

15.8 ± 3.9

6.9 ± 1.1

99.1 ± 0.6

32.1 ± 1.5#

60

126.8 ± 11.2

80.0 ± 8.1

98.2 ± 8.6

91.1 ± 14.0#

75.2 ± 14.8

6.6 ± 1.2#

15.3 ± 3.2#

6.4 ± 0.6

99.1 ± 0.6

32.3 ± 1.7#

Non-Pregnant (n = 16)

CON

0

111.0 ± 10.3

67.5 ± 6.3

84.7 ± 6.9

68.7 ± 11.1*

75.4 ± 19.5

5.0 ± 1.0*

17.3 ± 3.3*

6.3 ± 0.8

99.0 ± 0.6

38.0 ± 3.9*

10

123.8 ± 14.0

79.5 ± 7.8

96.2 ± 7.9

76.8 ± 14.8*

64.5 ± 15.4

4.8 ± 1.0*

20.7 ± 4.3*

6.4 ± 0.6

98.7 ± 1.0

38.2 ± 4.8*

20

123.5 ± 16.0

79.5 ± 9.1

96.0 ± 9.6

78.1 ± 15.6*

65.5 ± 19.6

4.9 ± 1.7*

20.9 ± 6.0*

6.5 ± 0.8

98.5 ± 1.8

38.1 ± 5.1*

30

134.1 ± 15.8*

76.5 ± 10.3

98.3 ± 10.1

93.9 ± 15.6*

93.7 ± 23.3

8.6 ± 1.9*

11.9 ± 2.8*

9.2 ± 2.5

99.0 ± 0.6

39.0 ± 3.8*

40

130.1 ± 12.2

73.5 ± 10.4

94.4 ± 10.8

97.1 ± 19.3*

94.1 ± 22.5

8.9 ± 2.0*

11.0 ± 2.5*

9.6 ± 2.9

98.5 ± 1.3

38.1 ± 3.4*

50

124.3 ± 9.8*

77.5 ± 8.3*

95.6 ± 8.6*

70.1 ± 15.8*

76.2 ± 18.0

5.1 ± 1.0*

19.0 ± 3.2*

6.2 ± 0.4

99.0 ± 0.7

37.7 ± 3.4*

60

118.2 ± 9.7

76.6 ± 7.2*

95.3 ± 9.4

67.8 ± 12.5*

71.6 ± 15.8

4.7 ± 1.1*

20.5 ± 3.5*

6.2 ± 0.4

98.9 ± 0.7

37.3 ± 3.3*

EARL

0

112.3 ± 10.3#

70.1 ± 12.4

85.7 ± 10.5

69.0 ± 12.2#

74.3 ± 19.0

5.0 ± 1.2#

18.3 ± 6.3#

6.5 ± 1.0

99.1 ± 0.5

38.4 ± 4.1#

10

122.9 ± 16.6

79.7 ± 14.0

95.6 ± 16.0

78.6 ± 14.6#

62.9 ± 17.8

4.7 ± 1.0#

21.5 ± 8.9#

6.8 ± 1.1

99.1 ± 0.5

35.4 ± 10.0

20

123.8 ± 19.4

81.8 ± 13.7

97.3 ± 16.7

78.9 ± 15.5#

60.1 ± 18.7

4.5 ± 1.1#

23.2 ± 10.6#

6.9 ± 1.1

99.1 ± 0.5

37.4 ± 3.5#

30

139.5 ± 20.2

82.1 ± 14.0

103.6 ± 17.3

97.3 ± 15.0#

90.9 ± 26.3

8.7 ± 2.3#

13.5 ± 8.4

10.0 ± 2.3

98.7 ± 0.7

39.7 ± 3.3#

40

133.9 ± 19.7

77.9 ± 11.8

98.5 ± 15.6

101.9 ± 15.0#

90.9 ± 22.7

9.1 ± 2.2#

11.6 ± 5.4

10.8 ± 2.7

98.7 ± 0.6

39.3 ± 3.2#

50

124.2 ± 13.7

79.2 ± 11.3

96.4 ± 12.6

79.5 ± 14.6#

68.7 ± 17.4

5.4 ± 1.5#

19.5 ± 7.3

6.5 ± 0.8

99.1 ± 0.6

37.2 ± 3.1#

60

125.1 ± 14.7

78.6 ± 10.6

97.2 ± 12.4

73.5 ± 10.6#

73.2 ± 19.7

5.3 ± 1.4#

19.5 ± 6.0#

6.5 ± 1.0

99.1 ± 0.6

37.4 ± 3.0#

  1. Values are mean ± SD (n = 16 pregnant and 16 non-pregnant).
  2. *Significant difference between pregnant and non-pregnant CON trial (p < 0.05).
  3. #Significant difference between pregnant and non-pregnant EARL trial (p < 0.05).