Table 2 |
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|
Resource use among patients with CRC, by stage and overall, vs. matched controls |
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|
Variables |
CRC Patients |
Overall CRC Cohort |
Comparison Cohort |
Difference1 |
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|
|
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|
Stage I |
Stage II |
Stage III |
Stage IV |
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|
|
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|
Colon Cancer Cohort |
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|
N |
12,431 |
18,095 |
12,859 |
8,986 |
52,371 |
52,371 |
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|
Mean (± SD) months of follow-up |
61.1 |
(39.8) |
56.4 |
(40.9) |
44.7 |
(38.1) |
12.7 |
(19.3) |
47.1 |
(40.7) |
68.6 |
(39.8) |
-21.5 |
|
Inpatient use |
94.4% |
97.7% |
97.5% |
94.3% |
96.3% |
68.2% |
28.1% |
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|
Mean (± SD) hospitalizations |
3.6 |
(3.3) |
3.6 |
(3.1) |
3.5 |
(3.0) |
2.3 |
(2.0) |
3.4 |
(3.0) |
2.4 |
(3.1) |
1.0 |
|
Mean (± SD) hospital days |
26.3 |
(31.8) |
28.5 |
(30.3) |
27.9 |
(26.8) |
20.1 |
(18.9) |
26.4 |
(28.4) |
15.1 |
(25.7) |
11.3 |
|
SNF use |
35.8% |
41.2% |
38.6% |
30.0% |
37.4% |
29.0% |
8.4% |
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|
Mean (± SD) SNF days |
13.3 |
(50.9) |
15.1 |
(51.7) |
12.5 |
(37.4) |
6.6 |
(18.4) |
12.5 |
(44.2) |
9.7 |
(33.0) |
2.9 |
|
Outpatient clinic use |
94.5% |
91.9% |
92.0% |
77.4% |
90.1% |
89.9% |
0.1% |
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|
Office visit use |
99.7% |
99.7% |
99.6% |
98.8% |
99.5% |
96.2% |
3.3% |
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|
Home health care use |
48.4% |
52.9% |
53.5% |
45.7% |
50.7% |
36.3% |
14.4% |
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|
Rectal Cancer Cohort |
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|
N |
6,041 |
4,681 |
4,134 |
3,763 |
18,619 |
18,619 |
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|
Mean (± SD) months of follow-up |
61.0 |
(39.9) |
52.0 |
(40.0) |
46.0 |
(37.1) |
11.6 |
(17.3) |
45.4 |
(40.1) |
70.6 |
(40.2) |
-25.2 |
|
Inpatient use |
92.8% |
96.8% |
98.0% |
89.7% |
94.3% |
67.5% |
26.9% |
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|
Mean (± SD) hospitalizations |
3.6 |
(3.4) |
3.7 |
(3.0) |
3.8 |
(3.0) |
2.0 |
(2.0) |
3.3 |
(3.0) |
2.4 |
(3.2) |
1.0 |
|
Mean (± SD) hospital days |
26.1 |
(30.4) |
29.5 |
(28.1) |
30.2 |
(28.0) |
16.7 |
(16.6) |
25.9 |
(27.4) |
15.2 |
(26.0) |
10.8 |
|
SNF use |
35.4% |
40.7% |
37.3% |
30.1% |
36.1% |
28.1% |
8.0% |
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|
Mean (± SD) SNF days |
13.0 |
(46.9) |
14.2 |
(40.1) |
11.8 |
(32.8) |
6.9 |
(20.7) |
11.8 |
(38.1) |
9.6 |
(30.3) |
2.2 |
|
Outpatient clinic use |
95.5% |
93.4% |
95.1% |
76.4% |
91.1% |
90.1% |
1.0% |
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|
Office visit use |
99.6% |
99.6% |
99.8% |
98.8% |
99.5% |
96.3% |
3.1% |
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|
Home health care use |
54.5% |
62.6% |
63.9% |
46.7% |
57.0% |
35.3% |
21.8% |
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|
|
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|
Source: Authors' calculations based on SEER-Medicare data, 1992-2005. Resource use calculated based on entire follow-up period, expressed on an annual basis. 1Difference between overall CRC cohort and comparison cohort. All P < .001. SNF: Skilled nursing facilities Note: Cohorts were matched on age, sex, and geographic region |
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|
Lang et al. BMC Health Services Research 2009 9:227 doi:10.1186/1472-6963-9-227 |
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