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Table 1 Prevalence trends of congenital anomalies of the kidney and urinary tract (CAKUTs) among total and women aged ≥35 years

From: Prevalence, types, and malformations in congenital anomalies of the kidney and urinary tract in newborns: a retrospective hospital-based study

Time

Born to all women

Born to women aged ≥35 years

Number of births

Number of cases of CAKUTs

Prevalence per 1000 births

Number of births

Number of cases of CAKUTs

Prevalence per 1000 births

2010

200,008

217

1.08

22,539

14

0.62

2011

221,469

229

1.03

19,557

18

0.92

2012

253,540

428

1.69

22,397

44

1.96

2013

266,036

432

1.62

22,627

47

2.08

2014

265,289

431

1.62

23,635

36

1.52

2015

264,029

474

1.80

26,608

52

1.95

2016

277,667

579

2.09

29,345

61

2.08

average

1,748,038

2790

1.60

166,708

272

1.63

  

x2=126.57

 

x2=29.96

 
  

P < 0.001

 

P < 0.001

 
  1. Abbreviations: CAKUTs congenital anomalies of the kidney and urinary tract