Table 1.
Clinical characteristics of 2 groups.
| Index | ≤35-year-old group (n = 136) | >35-year-old group (n = 120) | t/χ2 | P | |
|---|---|---|---|---|---|
| Age (yrs) | 31.62 ± 7.53 | 55.03 ± 7.66 | 24.622 | .000 | |
| Weight (kg) | 54.85 ± 6.28 | 56.32 ± 7.02 | 1.768 | .078 | |
| BMI (kg/m2) | 20.92 ± 2.36 | 21.23 ± 1.82 | 1.165 | .245 | |
| Parity | ≤1 | 78 | 69 | 0.001 | .981 |
| >1 | 58 | 51 | |||
| History of abnormal pregnancy | Yes | 61 | 58 | 0.310 | .577 |
| No | 75 | 62 | |||
| HPV infection | Yes | 123 | 94 | 7.237 | .007 |
| No | 13 | 26 | |||
| Family history of cervical cancer | Yes | 44 | 27 | 3.088 | .079 |
| No | 92 | 93 | |||
| Clinical symptoms | Contact vaginal bleeding | 106 | 54 | 30.647 | .000 |
| Irregular vaginal bleeding | 16 | 41 | |||
| Irregular vaginal discharge | 9 | 19 | |||
| Others | 5 | 6 | |||
| Tumor diameter | ≤5 cm | 59 | 59 | 0.858 | .354 |
| >5 cm | 77 | 61 | |||
| Pathological type | Squamous carcinoma | 104 | 105 | 5.295 | .071 |
| Adenocarcinoma | 27 | 12 | |||
| Others | 5 | 3 | |||
| Depth of cervical interstitial infiltration | ≤4 mm | 58 | 68 | 5.013 | .025 |
| >4 mm | 78 | 52 | |||
| TNM stage | I–II | 76 | 53 | 3.500 | .061 |
| III–IV | 60 | 67 | |||
| Differentiation degree | High | 44 | 54 | 5.647 | .059 |
| Moderate | 50 | 42 | |||
| Low | 42 | 24 | |||
| Parametrial metastasis | Yes | 79 | 50 | 6.877 | .009 |
| No | 57 | 70 | |||
| Vascular infiltration | Yes | 84 | 52 | 8.697 | .003 |
| No | 52 | 68 |
BMI = body mass index, HPV = human papillomavirus, TNM = tumor-node-metastasis.