Table 4 Characteristics associated with the utilization of Trastuzumab among HER2-positive patients
| Â | Odds ratio (OR) | (95%CI) | P value |
|---|---|---|---|
Age | |||
  < 35 | 1.00 |  |  |
 35–44 | 0.62 | (0.12, 3.07) | 0.555 |
 45–54 | 0.59 | (0.13, 2.61) | 0.484 |
 55–64 | 0.33 | (0.07, 1.56) | 0.162 |
 ≥ 65 | 0.09 | (0.01, 0.52) | 0.008 |
TNM Stage | 1.60 | (1.10, 2.32) | 0.015 |
Occupation | |||
 Employed | 1.00 |  |  |
 Freelancer or unemployed | 0.54 | (0.18, 1.64) | 0.276 |
 Farmer | 4.86 | (0.55, 42.86) | 0.155 |
 Retired | 3.85 | (1.53, 9.65) | 0.004 |
 Other | 1.50 | (0.73, 3.08) | 0.267 |
Education level | |||
 Junior high school or below | 1.00 |  |  |
 High school or technical school | 0.45 | (0.16, 1.30) | 0.142 |
 Bachelor's degree or associate degree | 0.51 | (0.17, 1.56) | 0.247 |
Insurance Type | |||
 UEBMI | 1.00 |  |  |
 URRBMI | 0.57 | (0.25, 1.30) | 0.181 |
 Self-pay | 1.08 | (0.41, 2.86) | 0.872 |
Number of childbirths | 0.79 | (0.49, 1.26) | 0.318 |
Covered by basic medical insurance | 8.65 | (4.13, 18.12) |  < 0.001 |