Patient selection: postpartum
Outcome: septic thrombophlebitis of pelvic veins
The patient may present with persistent febrile illness in the setting of antibiotic therapy for endometritis.
Risk factors from multivariate analysis:
(1) maternal age < 20 years (odds ratio 2.0)
(2) Black race (odds ratio 2.6)
(3) multiple gestation (twin, etc; odds ratio 2.1)
(4) pre-eclampsia (hypertensive disorders of pregnancy; odds ratio 2.9)
(5) Cesarean delivery (odds ratio 6.3)
(6) chorioamnionitis (odds ratio 4.8)
(7) public insurance (odds ratio 2.0)
Additional factors associated with septic thrombophlebitis of pelvic veins:
(1) obesity (body mass index >= 30 kg per square meter)
(2) nulliparous
(3) labor
(4) delivered preterm < 32 weeks