Volume 22, Number 11—November 2016
Dispatch
Staphylococcus aureus Colonization and Long-Term Risk for Death, United States
Angelico Mendy
, Edgar R. Vieira, Ahmed N. Albatineh, and Janvier Gasana
, Edgar R. Vieira, Ahmed N. Albatineh, and Janvier Gasana
Table 1
Characteristics of study participants by Staphylococcus aureus colonization status, National Health and Nutrition Examination Survey, United States, 2001–2004*
| Characteristic | No S. aureus | MSSA | MRSA | p value† | All participants, N = 10,598 |
|---|---|---|---|---|---|
| Prevalence |
71.4 |
27.3 |
1.3 |
100 |
|
| Median age, y (IQR) |
43 (31–56) |
41 (30–54) |
54 (34–67) |
43 (31–55) |
|
| Sex | <0.001 | ||||
| M | 46.1 | 54.0 | 36.4 | 48.1 | |
| F |
53.9 |
46.0 |
63.6 |
51.9 |
|
| Race/ethnicity | <0.001 | ||||
| Non-Hispanic white | 70.3 | 74.4 | 80.8 | 71.5 | |
| Non-Hispanic black | 12.1 | 8.4 | 11.7 | 11.1 | |
| Hispanic | 12.4 | 12.8 | 4.5 | 12.4 | |
| Other |
5.2 |
4.5 |
3.0 |
5.0 |
|
| Body mass index | .28 | ||||
| Normal or underweight | 34.6 | 32.6 | 33.8 | 34.0 | |
| Overweight or obese | 62.4 | 65.0 | 63.6 | 63.2 | |
| Missing |
3.0 |
2.4 |
2.5 |
2.8 |
|
| Poverty income ratio | <0.001 | ||||
| <1.85 | 30.4 | 29.4 | 42.7 | 30.3 | |
| >1.85 | 64.1 | 64.3 | 47.7 | 63.9 | |
| Missing |
5.5 |
6.3 |
0.6 |
5.8 |
|
| Smoking |
49.2 |
44.6 |
63.8 |
<0.001 |
48.1 |
| Co-morbidities | |||||
| Asthma | 11.9 | 12.9 | 20.5 | .07 | 12.3 |
| Diabetes | 8.1 | 9.4 | 13.5 | .13 | 8.6 |
| Hypertension | 33.0 | 30.3 | 39.5 | .05 | 32.4 |
| Cardiovascular diseases‡ | 6.1 | 4.6 | 12.5 | .01 | 5.7 |
| Stroke | 2.7 | 1.9 | 4.9 | .03 | 2.5 |
| Liver disease | 3.4 | 3.1 | 2.6 | .76 | 3.3 |
| Cancer | 8.9 | 7.3 | 16.7 | .02 | 8.5 |
| Hospitalization and/or dialysis in past 12 mo |
10.5 |
10.6 |
19.8 |
<0.001 |
10.6 |
| Mean survival, y (SE) | 8.47 (0.11) | 8.67 (0.10) | 7.5 (0.28) | <0.001 | 8.52 (0.10) |
| Death during follow up | 9.1 | 7.7 | 19.3 | <0.001 | 8.9 |
*All values are percentages except as indicated. IQR, interquartile range; MSSA, methicillin-susceptible S. aureus; MRSA, methicillin resistant S. aureus.
†p values for comparison of non–S. aureus colonization vs. MRSA colonization vs. MSSA colonization; p values calculated using χ2 test for categorical variables and analysis of variance for continuous variables.
‡Coronary heart disease, congestive heart failure, and myocardial infarction.
Page created: October 19, 2016
Page updated: October 19, 2016
Page reviewed: October 19, 2016
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