The Effects of Anemia on Pregnancy Outcome in Patients with Pyelonephritis

Table 4

Obstetric events present at time of delivery.

Condition, n (%)	Pyelonephritis with anemia; 𝑛=40^a	Pyelonephritis without anemia; 𝑛=55^a	P value
Mode of delivery
Spontaneous vaginal delivery	25 (61.0)	28 (50.9)	0.33
Cesarean delivery	13 (31.7)	21 (38.2)	0.51
Operative vaginal delivery	3 (7.3)	6 (10.9)	0.55
Preterm delivery	9 (22)	4 (7.3)	0.04
Small for gestational age	7 (18)	5 (9.3)	0.22
Hematocrit <32 at delivery	24 (60)	9 (16.4)	<0.001
Hematocrit at delivery, %^b	30.9 ± 2.8	34.8 ± 3.3	<0.001

aDelivery data available for 95 subjects.
^bValues are mean ± SD.