From: Tracking the dropout patients of neoadjuvant chemotherapy with locally advanced oral cavity cancer
Characteristics | Undergoing surgery (N = 148) | Without surgery (N = 23) | Statistical value a | P-value |
---|---|---|---|---|
Age, year | Â | Â | 1.285 | 0.201 |
 Mean ± SD | 56.7 ± 10.8 | 59.8 ± 10.0 |  |  |
 Median (range) | 59 (29–73) | 63 (40–72) |  |  |
Gender, n | Â | Â | 1.903 | 0.168 |
 Male | 109 | 20 |  |  |
 Female | 39 | 3 |  |  |
Marital status, n | Â | Â | 5.056 | 0.025 |
 Married | 136 | 17 |  |  |
 Unmarried/ Divorce/ Widowed | 12 | 6 |  |  |
Smoking in men, n | Â | Â | 2.045 | 0.153 |
 Current smoker | 85 | 12 |  |  |
 Former smoker/Nonsmoker | 24 | 8 |  |  |
Alcohol drinking in men, n | Â | Â | 1.150 | 0.284 |
 Light | 68 | 10 |  |  |
 Heavy | 41 | 10 |  |  |
Educational level, n | Â | Â | 0.025 | 0.874 |
 College or above | 49 | 8 |  |  |
 Below college | 99 | 15 |  |  |
Primary site, n | Â | Â | 3.745 | 0.404 |
 Tongue | 63 | 14 |  |  |
 Bucca | 30 | 2 |  |  |
 Gingiva | 23 | 2 |  |  |
 Palate | 4 | 1 |  |  |
 Floor of mouth | 28 | 4 |  |  |
HPV status, n | Â | Â | 0.100 | 0.751 |
 Negative | 98 | 16 |  |  |
 Positive | 50 | 7 |  |  |
T classification, n | Â | Â | 4.245 | 0.039 |
 2/3 | 103 | 11 |  |  |
 4a | 45 | 12 |  |  |
N classification, n | Â | Â | 1.330 | 0.539 |
 0 | 32 | 3 |  |  |
 1 | 51 | 7 |  |  |
 2 | 65 | 13 |  |  |
Clinical stage, n | Â | Â | 1.485 | 0.223 |
 III | 65 | 7 |  |  |
 IVa | 83 | 16 |  |  |