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Differences in Age, Sex, Race, Exposure Category, CD4+ Lymphocyte Count, and APACHE II Score |
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| Blood stream infectiona |
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|
|
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| Characteristic |
Present (n = 88) |
Absent (n = 1,137) |
P |
|
|
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| Age, mean ± SD, y |
38.3 ± 9.3 |
38.2 ± 8.9 |
0.9261 |
| Sex |
0.4045 |
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| Male |
50 (7) |
704 (93) |
|
| Female |
38 (8) |
433 (92) |
|
| Race |
0.0013 |
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| African American |
83 (8) |
943 (92) |
|
| White |
3 (2) |
187 (98) |
|
| Hispanic |
2 (22) |
7 (78) |
|
| Exposure category |
0.4231 |
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| Injection drug use |
23 (7) |
310 (93) |
|
| Heterosexual contact |
19 (10) |
175 (90) |
|
| Homosexual contact |
3 (2) |
135 (98) |
|
| Commercial sex work and |
2 (6) |
30 (94) |
|
| injection drug use |
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| Homosexual contact and |
2 (7) |
28 (93) |
|
| injection drug use |
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| Commercial sex work |
2 (7) |
27 (93) |
|
| Blood transfusion |
1 (5) |
21 (95) |
|
| Needle stick |
0 (0) |
1 (100) |
|
| Unidentified |
36 (8) |
410 (92) |
|
| CD4+ lymphocyte count, |
0.173 ± 0.278 (0.059) |
0.158 ± 0.218 (0.060) |
0.6967 |
| mean ± SD (median), × 109/L |
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| White blood cell count, |
9.0 ± 6.6 (6.5) |
6.3 ± 4.6 (4.9) |
0.0002 |
| mean ± SD (median), × 109/L |
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| APACHE II score, |
19.8 ± 7.9 (18) |
14.3 ± 6.6 (13) |
< 0.0001 |
| mean ± SD (median) |
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|
APACHE, Acute Physiology and Chronic Health Evaluation; SD, standard deviation. aValues are number (percentage) unless otherwise indicated. | |||
Afessa et al. BMC Infectious Diseases 2001 1:13 doi:10.1186/1471-2334-1-13 |
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