Table 2

Factors related to 92 cases of postoperative lower extremity lymphedema in 249 patients who underwent surgical treatment including lymphadenectomy.

Variable	N=92	χ² test P value	OR (95% CI)
Age (years) (n (%))
≥65 years	42 (34.7)	0.477	–
<65 years	50 (39.1)
Body mass index (kg/m²) (n (%))
≥30	44 (46.3)	0.023	1.763 (0.903 to 3.442)
<30	48 (31.2)
Comorbidities (n (%))
Any	74 (80.4)	0.006	1.813 (0.824 to 3.991)
None	18 (19.6)
FIGO stage (n (%))
≥II	18 (75.0)	<0.001	5.226 (0.427 to 64.031)
I	74 (32.9)
Tumor grade (n (%))
G3	28 (30.4)	0.044	1.429 (0.587 to 3.477)
G1–G2	64 (69.6)
Tumor histology (n (%))
Adenocarcinoma	70 (76.9)	0.037	1.925 (0.639 to 5.799)
Not adenocarcinoma	21 (23.1)
Myometrial invasion (n (%))
≥50%	32 (34.8)	0.003	1.455 (0.632 to 3.349)
<50%	60 (65.2)
Surgical approach (n (%))
VLS	40 (43.5)	0.741	–
LPT	52 (56.5)
Harvested pelvic and aortic lymph nodes (n (%))
≥15	4 (11.8)	0.001	2.273 (0.773 to 6.684)
<15	88 (40.9)
Para-aortic lymphadenectomy (n (%))
Yes	38 (41.3)	<0.001	2.764 (1.023 to 7.470)
No	54 (58.7)
Positive lymph nodes (n (%))
Any	74 (32.3)	<0.001	19.391 (1.486 to 253.0)
No	18 (90.0)
Removal of CINDEIN (n (%))
Yes	5 (13.9)	0.002	2.461 (0.867 to 6.984)
No	87 (40.8)
Topical procoagulants (n (%))
Any	64 (69.6)	0.001	1.789 (0.937 to 3.415)
No	28 (30.4)
Hemovac drainage (n (%))
Yes	0	1.000	–
No	92 (100)
Adjuvant radiotherapy (n (%))
Yes	56 (53.3)	<0.001	2.733 (1.149 to 6.505)
No	36 (25.0)
Adjuvant chemotherapy (n (%))
Yes	29 (69.0)	<0.001	2.364 (0.656 to 8.524)
No	63 (30.4)

Multivariated odds ratios (OR) were calculated with their respective 95% confidence intervals (95% CI) through logistic regression analysis.
CINDEIN, circumflex iliac nodes distal to the external iliacnodes; FIGO, International Federation of Gynecology and Obstetrics; LPT, laparotomy.