Table 4: Sociodemographic correlates of breast cancer knowledge of nurses in the university hospitals of Addis Ababa, Ethiopia, March 2011.

VariablesKnowledge of breast cancer, Crude OR (95% CI)Adjusted OR (95% CI) value
Yes (≥9)No (≤8)

Age
 20–2570 (25.9%)35 (13.0%)1.00
 26–3044 (16.3%)41 (15.2%) 0.537 (0.298–0.966)0.947 (0.226–3.969)0.94
 31–3514 (5.2%)10 (3.7%)0.700 (0.283–1.734)
 36–4012 (4.4%)11 (4.1%)0.545 (0.219–1.359)
 41–458 (3.0%)6 (2.2%)0.667 (0.215–2.071)
 ≥468 (3.0%)11 (4.1%)0.364 (0.134–0.986)1.152 (0.196–6.770)0.876
Sex
 Male61 (22.6%)38 (14.1%)1.284 (0.775–2.128) ** 0.332
 Female95 (35.2%)76 (28.1%)1.00
Marital status
 Unmarried115 (42.0%)68 (25.2%)1.00
 Married41 (15.2%)46 (17.0%)0.527 (0.314–0.884)0.573 (0.313–1.049)0.071
Nursing qualification
 Diploma71 (26.3%)62 (23.0%)0.701 (0.431–1.138) ** 0.150
 Degree85 (31.5%)52 (19.3%)1.00
Nursing experience
 0–5141 (52.2%)91 (33.7%)1.00
 6–1514 (5.2%)22 (8.1%)0.411 (0.200–0.844)0.317 (0.141–0.714) 0.06
 16–251 (0.4%)1 (0.4%)0.645 (0.040–10.448)
Current unit of work
 Surgical29 (10.7%)25 (9.3%)1.00
 Labor 8 (2.96%)1 (0.4%)6.897 (0.806–59.00)
 Medical ward58 (21.48%)49 (18.1%)1.020 (0.529–1.967)
 Gynecology26 (9.6%)21 (7.8%)1.067 (0.487–2.341)
 Oncology11 (4.07%)2 (0.7%)4.741 (0.958–23.45) 4.865 (1.895–26.43)*0.03
Regular course in nursing
 Yes134 (49.6%) 79 (29.3%)2.699 (1.479–4.924) 3.874 (1.908–7.86) *0.00
 No22 (8.1%)35 (13.0%) 1.00
Training
 Yes24 (8.9%)22 (8.1%)1.315 (0.696–2.486) 0.399
 No132 (48.9%)92 (34.1)1.00 **
History of breast disease
 Yes14 (5.2%)8 (3.0%)1.306 (0.529–3.227) ** 0.562
 No142 (52.6%)106 (39.3%)1.00
Family history of breast disease
 Yes24 (8.9%)33 (12.2%)0.446 (0.246–0.808)3.042 (1.636–5.656)*0.00
 No132 (48.9%)81 (30.0%)1.00
Ever nursed a patient with breast cancer ** 0.132
 Yes80 (29.6%)69 (25.6%)0.686 (0.421–1.120)
 No76 (28.1%)45 (16.7%)1.00

-Average knowledge score ≥ 9.
*Statistically significant.
**Insignificant variables in the crude analysis were omitted from the multivariate analysis.