Table 1.
Characteristics of cervical dysplasia cases and controls from colposcopy clinics in Houston, Texas, 2000-2004
| Characteristic | Cases ( n = 173) | Controls ( n = 563) | P-value |
|---|---|---|---|
| Age in years, mean ± SD |
37.0 ± 11.0 |
43.5 ± 11.8 |
<0.001 |
| Race/ethnicity, n (%) |
|
|
|
| Non-Hispanic White |
90 (52.0) |
296 (52.6) |
0.180 |
| Non-Hispanic Black |
36 (20.8) |
85 (15.1) |
|
| Hispanic |
39 (22.5) |
137 (24.3) |
|
| Other |
8 (4.6) |
45 (8.0) |
|
| Education in years, mean ± SD |
13.1 ± 1.98 |
13.4 ± 3.57 |
0.376 |
| Marital status, n (%) |
|
|
|
| Never |
45 (26.0) |
102 (18.2) |
0.038 |
| Married/partnered |
85 (49.1) |
331 (58.9) |
|
| Divorced/widowed/separated |
43 (24.9) |
129 (23.0) |
|
| Smoking status, n (%) |
|
|
|
| Never |
108 (62.4) |
389 (69.1) |
0.101 |
| Ever |
65 (37.6) |
174 (30.9) |
|
| HPV status, n (%) |
|
|
|
| Positive |
129 (74.6) |
408 (72.5) |
0.587 |
| Negative |
44 (25.4) |
155 (27.5) |
|
| Histology, n (%) |
|
|
|
| CIN I (mild dysplasia) |
141 (81.5) |
|
|
| CIN II (moderate dysplasia) |
19 (11.0) |
|
|
| CIN III (severe dysplasia) |
13 (7.5) |
|
|
| Clinic, n (%) |
|
|
|
| MD Anderson Cancer Center |
141 (81.0) |
481 (85.4) |
0.153 |
| Lyndon B. Johnson General Hospital | 33 (19.0) | 82 (18.6) |
Abbreviations: SD, standard deviation; HPV, human papillomavirus; CIN, cervical intraepithelial neoplasia.