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Table 1 Patient characteristics and univariate analysis between the recurrent group and the progression-free group

From: The prognostic factor for recurrence in advanced-stage high-grade serous ovarian cancer after complete clinical remission: a nested case-control study

 

All

Progression-free group

Recurrent group

P

n = 97

n = 40

n = 57

 

Age (years)

51.1 ± 7.8

52.0 ± 7.9

50.5 ± 7.8

0.349

BMI

22.4 ± 3.0

22.7 ± 3.3

22.1 ± 2.8

0.292

Family histroy

None

72 (74.2%)

30 (75.0%)

42 (73.7%)

0.793

Other cancer

21 (21.6%)

9 (22.5%)

12 (21.1%)

Ovarian cancer

4 (4.1%)

1 (2.5%)

3 (5.3%)

Serum CA-125 level (U/ml)

Pretreatment

1374.9 ± 1653.8

1060.7 ± 1036.5

1595.9 ± 1955.8

0.093

Postprimary treatment

8.8 ± 5.1

6.3 ± 2.2

10.5 ± 5.7

0.000

Serum HE-4 level after primary treatment (pmol/l)

60.9 ± 20.0

59.0 ± 20.1

62.1 ± 20.1

0.501

Presence of pleural fluid (n, %)

21 (21.6%)

8 (20.0%)

13 (22.8%)

0.806

Presence of ascitic fluid ≥ 1000 ml (n, %)

55 (56.7%)

26 (65.0%)

29 (50.9%)

0.213

Stage (FIGO) (n, %)

IIB

7 (7.2%)

4 (10.0%)

3 (5.3%)

0.562

IIIA

6 (6.2%)

4 (10.0%)

2 (3.5%)

IIIB

8 (8.2%)

3 (7.5%)

5 (8.8%)

IIIC

72 (74.2%)

28 (70.0%)

44 (77.2%)

IVA

4 (4.1%)

1 (2.5%)

3 (5.3%)

Confirmaiton of diagnosis (n, %)

Preoperatively

51 (52.6%)

17 (42.5%)

34 (59.6%)

0.208

Intraoperatively

43 (44.3%)

22 (55.0%)

21 (36.8%)

After incomplete surgery

3 (3.1%)

1 (2.5%)

2 (3.5%)

Primary surgery (n, %)

IDS with NACT

53 (54.6%)

16 (40.0%)

37 (64.9%)

0.022

PDS

44 (45.4%)

24 (60.0%)

20 (35.1%)

Optimal cytoduction (n, %)

R0

61 (62.9%)

24 (60.0%)

37 (64.9%)

0.673

R1

36 (37.1%)

16 (40.0%)

20 (35.1%)

Areas with residual disease (n, %)

Pelvis

13 (13.4%)

5 (12.5%)

8 (14.0%)

0.284

Upper obdomen

6 (6.7%)

1 (2.5%)

5 (8.8%)

Scattered milia

17 (17.5%)

10 (25.0%)

7 (12.3%)

Systematic lymphadenectomy (n, %)

74 (76.3%)

33 (82.5%)

41 (71.9%)

0.332

Lymph node metastasis (n, %)

Not detected

55 (56.7%)

24 (60.0%)

31 (54.4%)

0.662

Spread to pelvic lymph nodes

24 (24.7%)

8 (20.0%)

16 (28.1%)

Spread to para-aortic lymph nodes

18 (18.6%)

8 (20.0%)

10 (17.5%)

Postoperative chemotherapy

Number of cycles

7.2 ± 1.2

7.2 ± 0.9

7.2 ± 1.4

0.968

Paclitaxel/cisplatin (n, %)

38 (39.2%)

15 (37.5%)

23 (40.1%)

0.501

Paclitaxel/carboplatin (n, %)

29 (29.9%)

14 (35.0%)

15 (26.3%)

Alternately (n, %)

30 (30.9%)

11 (30.0%)

19 (33.3%)

Postremission therapy (n, %)

None

71 (73.2%)

27 (67.5%)

44 (77.2%)

0.111

Chemotherapy

22 (22.7%)

13 (32.5%)

9 (15.8%)

Bevacizumab

2 (2.1%)

0 (0%)

2 (3.5%)

Pazopanib

2 (2.1%)

0 (0%)

2 (3.5%)

  1. BMI body mass index, HE-4 Human Epididymis Protein 4, CA-125 cancer antigen 125, FIGO International Federation of Gynecology and Obstetrics, NACT neoadjuvant chemotherapy, PDS primary debulking surgery, IDS interval debulking surgery, R0 no visible residual disease, R1 residual disease less than 1 cm in maximum diameter or thickness