Table 2.
Crude and adjusted odds ratios for mean systolic blood pressure and diastolic blood pressure categories.
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|---|---|---|---|---|---|---|---|
| CATEGORIES | BP QUARTILES (MMHG) | NO REFLOW (N/ TOTAL) | INCIDENCE | ODDS RATIO(CI95%) | |||
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| CRUDE | P-VALUE | ADJUSTED | P-VALUE | ||||
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| Systolic blood pressure | SBP <100 | 36/88 | 0.409 | 3.35 (2.00,5.59) | <0.001 | 3.64 (1.84,7.21) | <0.001 |
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| 100 ≤SBP <120 | 50/224 | 0.223 | 1.39 (0.91,2.13) | 0.127 | 1.40 (0.89,2.20) | 0.145 | |
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| 120 ≤SBP <140 | 57/333 | 0.171 | ref | – | ref | – | |
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| 140 ≤ SBP <160 | 54/217 | 0.249 | 1.60 (1.05,2.44) | 0.027 | 1.62 (1.03,2.54) | 0.036 | |
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| SBP ≥160 | 45/163 | 0.276 | 1.85 (1.18,2.88) | 0.007 | 2.07 (1.27,3.36) | 0.003 | |
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| Diastolic blood pressure | DBP <60 | 24/67 | 0.358 | 3.17 (1.78,5.56) | <0.001 | 3.28 (1.63,6.49) | <0.001 |
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| 60≤ DBP <80 | 105/408 | 0.257 | 1.97 (1.39,2.80) | <0.001 | 1.87 (1.28,2.74) | 0.001 | |
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| 80 ≤DBP <100 | 61/407 | 0.150 | ref | – | ref | – | |
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| DBP ≥ 100 | 52/143 | 0.364 | 3.24 (2.09,5.02) | <0.001 | 3.36 (2.07,5.46) | <0.001 | |
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Abbreviations: CI, confidence interval; OR, odds ratio; DBP, diastolic blood pressure; SBP, systolic blood pressure.
Models adjusted for gender, age, smoking history, heart rate, the number of ST elevation leads greater than 3, hypertension, diabetes, Killip classification on admission, cardiac arrest occurred before PCI, heart failure during PCI, malignant arrhythmia during PCI, intravenous blood pressure medication before PCI, Thrombus-shadow during coronary angiogram, Lesion-vessel number, number of stents, oral blood pressure medication before PCI.