Clinical Trials Study
Copyright ©The Author(s) 2024.
World J Exp Med. Mar 20, 2024; 14(1): 88541
Published online Mar 20, 2024. doi: 10.5493/wjem.v14.i1.88541
Table 1 Association of deaths during hospitalization and within one month after discharge with gender
DeathsGender
Female, %
Male, %
Total, %
P value
Death categoryDeaths within one month1120.4231
50.050.0100.0
Deaths during hospitalization2911
18.281.8100.0
Total31013
23.176.9100.0
Table 2 Association between age groups and deaths
AgeDeath category
Deaths within one month, %
Deaths during hospitalization, %
Total, %
P value
Age groups40-490221.0001
0.0100.0100.0
50-59134
25.075.0100.0
60-69123
33.366.7100.0
70-79022
0.0100.0100.0
80-90022
0.0100.0100.0
Total21113
15.484.6100.0
Table 3 Association of deaths inside and outside hospitals with time from symptom till balloon inflation
Time intervalDeath category
Deaths till one month, %
Survival till one month, %
Total, %
P value
Arrival in hours< 2025250.01841
0.0030.126.4
> 2135871
100.069.8773.95
Total138396
100.0100.0100.0
Table 4 Atypical presentation of patients
SymptomsStatusIn-hospital deaths
Survivals, %
Deaths, %
Total, %
P value
SyncopeOutside hospital (1 month)7180.1801
8.450.029.4
Inside hospital85130.0061
9.4045.5013.50
Cardiac arrestOutside hospital (1 month)1011.0001
1.20.01.2
Inside hospital1230.0291
1.2020.003.20
Ventricular ArrhythmiaOutside hospital (1 month)8190.2041
9.850.010.7
Inside hospital94130.0301
10.7040.0013.80
Typical painOutside hospital (1 month)782801.0001
94.0100.094.1
Inside hospital809890.1821
94.1081.8092.70
Table 5 Risk factors associated with deaths inside and outside the hospital within one month of discharge
SymptomsStatusDeaths in hospital
Deaths outside the hospital within one month
Survivals, %
Deaths, %
Total, %
P value
Survivals, %
Deaths, %
Total, %
P value
SmokingNo405450.92382400.218
47.1045.5046.9045.80100.0047.10
Yes4565145045
52.9054.5053.1054.200.0052.90
H.T.No414450.458410410.495
48.2036.4046.9049.400.0048.20
Yes4475142244
51.8063.6053.1050.60100.0051.80
D.M.No493520.057481490.671
57.6027.3054.2057.8050.0057.60
Yes3684435136
42.4072.7045.8042.2050.0042.40
DyslipidemiaNo74175< 0.001722740.757
87.109.1078.1086.70100.0087.10
Yes11102111011
12.9090.9021.9013.300.0012.90
Family history of CADNo667730.452651660.399
77.6063.6076.0078.3050.0077.60
Yes1942318119
22.4036.4024.0021.7050.0022.40
CKDNo818890.031810810.002
95.3072.7092.7097.600.0095.30
Yes437224
4.7027.307.302.40100.004.70%
Table 6 Association between cardiogenic shock (systolic blood pressure < 90) deaths inside and outside the hospital within one month of discharge
STEMIDeaths in hospital
Deaths out-hospital one month
Survivals, %
Deaths, %
Total, %
P value
Survivals, %
Deaths, %
Total, %
P value
Cardiogenic Shock (SBP less than 90)No848920.004831840.024
98.8072.7095.80100.0050.0098.80
Yes134011
1.2027.304.200.0050.001.20
Total85119683285
100.00100.00100.00100.00100.00100.00
Table 7 Association between lab investigations and deaths inside and outside the hospital within one month of discharge
Lab resultsStatusDeaths in-hospital
Deaths out hospital one month
Survivals, %
Deaths, %
Total, %
P value
Survivals, %
Deaths, %
Total, %
P value
Hb categoryLow243270.757222240.208
32.4037.5032.9030.60100.0032.40
Normal4054540040
54.1062.5054.9055.600.0054.10
High1001010010
13.500.0012.2013.900.0013.50
WBC categoryLow2130.442020.533
2.409.103.102.400.002.40
Normal3443834034
40.0036.4039.6041.000.0040.00
High4965547249
57.6054.5057.3056.60100.0057.60
HbA1c categoryLow324360.539320320.624
37.6036.4037.5038.600.0037.60
Normal1101111011
12.900.0011.5013.300.0012.90
High4274940242
49.4063.6051.0048.20100.0049.40
S. Cr. categoryLow6170.016060.014
7.109.107.307.200.007.10
Normal7057570070
82.4045.5078.1084.300.0082.40
High9514729
10.6045.5014.608.40100.0010.60
Table 8 Number of vessels involved with deaths inside hospital and deaths outside hospital within one month of discharge
Number of vesselsStatusDeaths in-hospital
Deaths out hospital one month
Survivals, %
Deaths, %
Total, %
P value
Survivals, %
Deaths, %
Total, %
P value
SVDNo3710470.003352370.187
43.5090.9049.0042.20100.0043.50
Yes4814948048
56.509.1051.0057.800.0056.50
2VDNo629710.723602621
72.9081.8074.0072.30100.0072.90
Yes2322523023
27.1018.2026.0027.700.0027.10
3VDNo71374< 0.001710710.025
83.5027.3077.1085.500.0083.50
Yes1482212214
16.5072.7022.9014.50100.0016.50
Central stem disease (> 50%)No828900.019802821
96.5072.7093.8096.40100.0096.50
Yes336303
3.5027.306.303.600.003.50
Table 9 Types of vessels involved and their association with deaths inside hospital and deaths outside hospital within one month of discharge
VesselsStatusDeaths in-hospital
Deaths out hospital one month
Survivals, %
Deaths, %
Totals, %
P value
Survivals, %
Deaths, %
Total, %
P value
RCANo404440.503382400.218
47.1036.4045.8045.80100.0047.10
Yes4575245045
52.9063.6054.2054.200.0052.90
LCxNo735780.005721730.264
85.9045.5081.3086.7050.0085.90
Yes1261811112
14.1054.5018.8013.3050.0014.10
LADNo572590.003561571
67.1018.2061.5067.5050.0067.10
Yes2893727128
32.9081.8038.5032.5050.0032.90
OMNo829910.099802821
96.5081.8094.8096.40100.0096.50
Yes325303
3.5018.205.203.600.003.50
DiagonalNo819900.139792811
95.3081.8093.8095.20100.0095.30
Yes426404
4.7018.206.304.800.004.70
PDANo849930.034822841
98.8081.8096.9098.80100.0098.80
Yes123101
1.2018.203.101.200.001.20
Table 10 Complications and their association with deaths inside and outside hospitals within one month of discharge
ComplicationsStatusDeaths in-hospital
Deaths out hospital one month
Survivals, %
Deaths, %
Total, %
P value
Survivals, %
Deaths, %
Total, %
P value
Coronary dissectionNo797860.009781791
94.0063.6090.5094.00100.0094.00
Yes549505
6.0036.409.506.000.006.00
Cardiogenic shockNo83588< 0.001821830.047
97.6045.5091.7098.8050.0097.60
Yes268112
2.4054.508.301.2050.002.40
Temporary PMNo8211931811821
97.60100.0097.9097.60100.0097.60
Yes202202
2.400.002.102.400.002.40
Mechanical ventilationNo83386< 0.001821830.047
97.6027.3089.6098.8050.0097.60
Yes2810112
2.4072.7010.401.2050.002.40
VT/VFNo79584< 0.001790790.004
92.9045.5087.5095.200.0092.90
Yes6612426
7.1054.5012.504.80100.007.10
Contrast nephropathyNo8410940.217812831
98.8090.9097.9097.60100.0097.60
Yes112202
1.209.102.102.400.002.40
IV inotropesNo84690< 0.001831840.024
98.8054.5093.80100.0050.0098.80
Yes156011
1.2045.506.300.0050.001.20
No-reflowNo77481< 0.001770770.006
91.7036.4085.3093.900.0091.70
Yes7714527
8.3063.6014.706.10100.008.30