Table 2: Comparison of various variables between cases died & survived cases.
Variables^ |
Died |
Mean |
SD |
Median |
Z-value |
p-value |
Age (years) |
Yes |
61.57 |
13.82 |
62.00 |
-0.620 |
0.535 |
|
No |
64.34 |
7.75 |
65.00 |
Difference is not significant |
|
Hospital Stay (hours) |
Yes |
68.29 |
108.00 |
24.00 |
-3.621 |
0.00029 |
|
No |
136.93 |
51.95 |
144.00 |
Difference is significant |
|
MTD (Hours) |
Yes |
12.05 |
4.26 |
10.00 |
-3.722 |
0.0002 |
|
No |
7.97 |
6.14 |
6.00 |
Difference is significant |
|
Breathlessness NYHA Class# |
Yes |
3.40 |
0.88 |
4.00 |
-0.281 |
0.779 |
|
No |
3.50 |
0.78 |
4.00 |
Difference is not significant |
|
Addiction-Smoking pack years |
Yes |
24.20 |
12.10 |
20.00 |
-0.229 |
0.819 |
|
No |
21.82 |
7.51 |
20.00 |
Difference is not significant |
|
Vitals on Admission-Pulse (/min) |
Yes |
113.65 |
24.75 |
102.00 |
-1.624 |
0.104 |
|
No |
100.15 |
21.93 |
98.00 |
Difference is not significant |
|
TIMI Score # |
Yes |
6.49 |
1.82 |
7.00 |
-0.926 |
0.355 |
|
No |
5.64 |
2.37 |
5.00 |
Difference is not significant |
|
30 days Predicted mortality |
Yes |
0.21 |
0.10 |
0.23 |
-0.926 |
0.355 |
|
No |
0.18 |
0.12 |
0.12 |
Difference is not significant |
|
Echo EF (%) |
Yes |
16.19 |
4.72 |
15.00 |
-5.088 |
3.62E-07 |
|
No |
31.21 |
11.78 |
30.00 |
Difference is significant |
|
Complication-Killip's Class# |
Yes |
3.95 |
0.23 |
4.00 |
-1.736 |
0.082 |
|
No |
3.71 |
0.55 |
4.00 |
Difference is not significant |
^: All data failed Normality Test. Hence Mann-Whitney Test applied.
#: Ordinal data. Hence Mann-Whitney Test applied.
(^: Data failed Normality Test, hence Mann-Whitney Test applied) (#: Ordinal data, hence Mann-Whitney Test applied)