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Table 8. Temporal Trends in Patient and Site Demographics
|
Variable
|
Dec 00-June 01
(N = 408)
|
July 01-Dec 01
(N = 841)
|
Jan 02-Jun 02
(N = 878)
|
Jul 02-Dec 02
(N = 953)
|
p |
|
Race (% of total)
|
|
Not
reported
|
0.25
|
0.48
|
0.34
|
0.00
|
0.04
|
|
African/American
|
49.1
|
47.4
|
47.6
|
48.0
|
|
|
Caucasian
|
48.5
|
47.2
|
45.4
|
45.7
|
|
|
Other
|
2.2
|
4.9
|
6.6
|
6.4
|
|
|
BMI
|
|
Not
reported
|
8.1
|
8.2
|
5.8
|
8.2
|
0.012
|
|
< 25
|
40.2
|
39.1
|
33.0
|
34.8
|
|
|
25-29.9
|
23.5
|
28.9
|
31.9
|
28.3
|
|
|
30-34.9
|
13.7
|
13.4
|
16.4
|
15.5
|
|
|
> 35
|
14.5
|
10.3
|
12.9
|
13.1
|
|
|
Smoking
status
|
|
Not
reported
|
1.2
|
2.1
|
2.2
|
4.1
|
0.047
|
|
Never
|
65.2
|
63.6
|
63.4
|
67.5
|
|
|
Current/Prev.
|
33.6
|
34.2
|
34.4
|
28.4
|
|
|
Parity
|
|
Not
reported
|
0.74
|
3.6
|
5.6
|
5.5
|
0.001
|
|
0
|
43.1
|
41.3
|
38.0
|
38.6
|
|
|
1 or more
|
56.1
|
55.2
|
56.4
|
55.9
|
|
|
Number
of fibroids
|
|
Not
reported
|
3.2
|
5.5
|
3.6
|
6.2
|
0.007
|
|
1
|
17.4
|
22.6
|
24.0
|
21.5
|
|
|
2-4
|
43.6
|
40.8
|
40.7
|
43.1
|
|
|
> 5
|
35.8
|
31.2
|
31.7
|
29.2
|
|
|
Type of
site
|
|
Core
|
99.8
|
95.6
|
88.3
|
77.5
|
< 0.0001
|
|
Participating
|
0.2
|
4.4
|
11.7
|
22.5
|
|
|
Academic
|
51.7
|
47.0
|
47.5
|
42.1
|
0.006
|
|
Nonacademic
|
48.3
|
53.0
|
52.5
|
57.9
|
|
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