Table 2

Means of outcome variables


Pre-action
Post-action
Change after the action





mean
std. dev.
mean
std. dev.


Exposure group
Beta blocking agents
     Dayexp
11.77
6.79
9.94
6.00
-15.55%
     Totalday
98.14
46.32
162.31
55.46
65.39%
     Totalexp
1170.62
961.11
1632.12
1141.81
39.42%
Calcium channel blockers, vascular effects
     Dayexp
21.67
7.59
20.21
6.84
-6.74%
     Totalday
101.55
45.30
161.79
55.38
59.32%
     Totalexp
2211.01
1293.61
3313.68
1641.13
49.87%
ACE inhibitors, plain
     Dayexp
23.16
10.06
21.75
9.25
-6.09%
     Totalday
100.21
48.50
154.67
58.88
54.35%
     Totalexp
2341.01
1743.67
3374.22
2101.87
44.14%






Comparison group






Beta blocking agents
     Dayexp
13.07
10.74
13.04
10.10
-0.23%
     Totalday
95.03
48.30
160.27
55.68
68.65%
     Totalexp
1287.80
1475.68
2117.25
1953.77
64.41%
Calcium channel blockers, vascular effects
     Dayexp
20.49
6.77
20.23
6.70
-1.27%
     Totalday
90.44
47.96
159.23
54.86
76.06%
     Totalexp
1840.81
1171.14
3259.82
1641.34
77.09%
ACE inhibitors, plain
     Dayexp
23.65
9.05
24.28
10.23
2.66%
     Totalday
101.27
48.03
154.38
57.18
52.44%
     Totalexp
2383.21
1539.46
3669.49
1994.09
53.97%

Chen et al. BMC Public Health 2008 8:118   doi:10.1186/1471-2458-8-118