Table 2.
Length of stay, average cost, incidence and cost changes of hospitalizations associated with S. aureus skin and soft tissue infections (SA-SSTI) by age group in the U.S.
| Year | Period change | ||||
|---|---|---|---|---|---|
| |
2001 |
2009 |
2001–2009 |
||
|
Item |
Estimate |
SE |
Estimate |
SE |
% Change |
| SA-SSTI length of stay of hospitalization |
|
|
|
|
|
| All ages |
9.91 |
0.16 |
7.26 |
0.11 |
-27%* |
| 0–17 yrs. |
8.14 |
0.67 |
4.65 |
0.23 |
-43%* |
| 18–44 yrs |
8.31 |
0.19 |
5.91 |
0.10 |
-29%* |
| 45–64 yrs. |
10.00 |
0.22 |
7.65 |
0.11 |
-23%* |
| 65–74 yrs. |
11.03 |
0.25 |
8.82 |
0.18 |
-20%* |
| 75 plus yrs. |
10.71 |
0.19 |
8.85 |
0.18 |
-17%* |
| SA-SSTI average cost of hospitalization |
|
|
|
|
|
| All ages |
21,287 |
641 |
11,622 |
200 |
-45%* |
| 0–17 yrs. |
22,601 |
2,881 |
7,740 |
887 |
-66%* |
| 18–44 yrs. |
18,675 |
738 |
9,309 |
214 |
-50%* |
| 45–64 yrs. |
22,379 |
784 |
12,539 |
213 |
-44%* |
| 65–74 yrs. |
23,206 |
795 |
14,456 |
278 |
-38%* |
| 75 plus yrs. |
20,587 670 |
|
13,346 |
231 |
-35%* |
| SA-SSTI hospitalizations per 100,000 population |
|
|
|
|
|
| All ages |
56.68 |
1.38 |
117 |
2.99 |
+107%* |
| 0–17 yrs. |
11.29 |
1.25 |
45.74 |
3.62 |
+305%* |
| 18–44 yrs. |
29.77 |
0.99 |
82.03 |
2.47 |
+176%* |
| 45–64 yrs. |
77.00 |
2.10 |
158.84 |
4.45 |
+106%* |
| 65–74 yrs. |
145.57 |
4.52 |
217.29 |
6.25 |
+49%* |
| 75 plus yrs. |
258.01 |
8.03 |
327.20 |
9.86 |
+27%* |
| National annual cost of SA-SSTI hospitalizations (in $ Billion) |
|
|
|
|
|
| All ages |
3.36 |
0.16 |
4.22 |
0.14 |
+26%* |
| 0–17 yrs. |
0.16 |
0.03 |
4.22 |
0.14 |
+61%* |
| 18–44 yrs |
0.58 |
0.04 |
0.88 |
0.03 |
+51%* |
| 45–64 yrs. |
1.07 |
0.06 |
1.59 |
0.06 |
+49% |
| 65–74 yrs. |
0.62 |
0.04 |
0.66 |
0.02 |
+5% |
| 75 plus yrs. | 0.93 | 0.05 | 0.83 | 0.03 | -10% |
Note: cost estimates are in constant 2010 US dollar. Asterisk (*) denotes statistical significant differences at alpha = 0.05.