Studying Pregnancy Outcome Risk in Patients with Systemic Lupus Erythematosus Based on Cluster Analysis

Table 5

No. of patients with each manifestation observed in different clusters (mother’s features).

	Cluster 1	Cluster 2	Cluster 3	Cluster 4	Cluster 5	Total	value
Manifestation
Gestational hypertension, (%)	3 (2.5%)	1 (0.84%)	0	0	0	4
Oligohydramnios	2 (1.6%)	3 (2.5%)	1 (0.84%)	1 (0.84)	3 (3.2%)	10
Preeclampsia	10 (8.4%)	4 (3.3%)	5 (4.2%)	2 (1.6)	0	21
Lupus nephritis	8 (6.7%)	3 (2.5%)	3 (3.2%)	3 (3.2%)	0	17
Thrombocytopenia	2 (1.6%)	0	1 (0.84%)	0	1 (0.84%)	4
Antiphospholipid syndrome	2 (1.6%)	1 (0.84%)	0	0	0	3
Uterus scar	0	3 (2.5%)	0	0	0	3
Prelabor rupture of membrane	1 (0.84%)	5 (4.2%)	2 (1.6%)	7 (5.8%)	2 (1.6%)	17
Placenta abruption	1 (0.84%)	1 (0.84%)	0	1 (0.84)	0	3
Encephalopathy	2 (1.6%)	0	1 (0.84%)	0	0	3
Anemia	0	0	0	1 (0.84%)	1 (0.84%)	2
Pneumonia	0	0	2 (1.6)	1 (0.84%)	1 (0.84%)	4
Femoral head necrosis	0	1 (0.84%)	0	0	1 (0.84%)	2
Hypothyroidism	0	0	0	1 (0.84%)	3 (2.5%)	4
No manifestations	2 (1.6%)	5 (4.2%)	1 (0.84%)	2 (1.6%)	12 (10.8%)	22
Variables ()
Disease duration (years)							<0.005
Mother’s age (years)							0.051
Gestational age (days)							<0.005
G							<0.005
P							<0.005
A							<0.005
L							<0.005