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Table 5 Comparison of mean systolic and diastolic blood pressures of the workers on consecutive days of intervention.

From: Risk of high blood pressure in salt workers working near salt milling plants: A cross-sectional and interventional study

Day of intervention

Mean Systolic Blood Pressure (mm Hg)

p value

Mean Diastolic Blood Pressure (mm Hg)

p value

Day 1

127.8 ± 11.1

0.98

80.7 ± 8.8

0.95

Day 2

127.8 ± 11.8

 

80.6 ± 12.8

 

Day 2

127.8 ± 11.8

0.04*

80.6 ± 12.8

0.16

Day 3

123.4 ± 10.3

 

76.4 ± 8.6

 

Day 3

123.4 ± 10.3

0.03*

76.4 ± 8.6

0.001*

Day 4

117.5 ± 9.9

 

62.6 ± 7.8

 

Day 4

117.5 ± 9.9

0.08

62.6 ± 7.8

0.55

Day 5

113.8 ± 7.0

 

63.8 ± 8.0

 

Day 5

113.8 ± 7.0

0.68

63.8 ± 8.0

0.65

Day 6

114.6 ± 6.5

 

63.0 ± 5.5

 
  1. * Difference significant; Student's t-test (two-tailed)