The Comparison of Double J Stent Insertion and Conservative Treatment Alone in Severe Pure Gestational Hydronephrosis: A Case Controlled Clinical Study

Table 2

Comparison of the findings in women with gestational pure hydronephrosis followed by conservative treatment or by the insertion of double J stent.

	Double J inserted; (𝑛=24)	Conservative treatment; (𝑛=29)	𝑃 value
NRS pain score one week after the first admission	4.17±1.37	4.31±1.36	0.705*
Urinary tract infection after the first week, 𝑛 (%)	9 (37)	10 (34)	0.824*
Urinary culture positiveness after the first week, 𝑛 (%)	5 (21)	2 (6)	0.140**
Pyelonephritis after the first week, 𝑛 (%)	5 (21)	4 (14)	0.501**
Renal function deterioration after the first week, 𝑛 (%)	5 (21)	3 (10)	0.293**
Gestational week at birth	38	38	0.515*
The largest renal calyceal diameter at postpartum sixth week, mm	4.33±3.87	4.83±5.15	0.993**
Postpartum severe hydronephrosis (>15 mm) at postpartum sixth week, 𝑛 (%)	1 (4)	2 (7)	0.672**
NRS pain score at postpartum sixth week	2.46±1.44	2.03±1.24	0.255*

∗Student 𝑡 Test, **Mann Whitney 𝑈 Test, NRS: numerical rating scale.