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Table 1 Characteristics of studies included in the review (n = 55)

From: A national estimate of the birth prevalence of congenital anomalies in India: systematic review and meta-analysis

Study

Study period

Study setting

Duration

Place

Number of births

Number of anomaly affected births

Birth prevalence per 10,000 births

Agarwal et al. 1991 [13]

1981–1984

hospital

31.5 months

Lucknow

9405 births

192

204.15

Agarwal et al. 2014 [14]

2010–2011

hospital

12 months

Bhubaneswar

7268 births

116

159.6

Aiyar and Agarwal 1969 [15]

1966–1967

hospital

19 months

Mumbai

10,000 live births

172

172a

Anand et al. 1988 [16]

NM

hospital

NM

Jamnagar

2000 births

40

200

Bai et al. 1982 [17]

NM

hospitalb

12 months

Trivandrum

7167 births

132

184.18

Bai et al. 1990 [18]

NM

hospital

12 months

Trivandrum

13,964 births

50

35.81

Baruah et al. 2015 [19]

2010–2013

hospital

34 months

Dibrugarh

18,192 births

206

113.24

Bharucha 1998 [20]

1993–1996

hospitalb

39 months

Mumbai

42,304 births

972

229.77

Bhat and Babu 1998 [21]

1989–1992

hospital

40 months

Pondicherry

12,797 births

353

275.85

Chaturvedi and Banerjee 1989 [22]

1985–1986

hospitalb

12 months

Wardha

3014 births

82

272.06

Chinara and Singh 1982 [23]

1978–1979

hospitalb

12 months

Varanasi

1774 births

37

208.57

Choudhary et al. 1984 [24]

1976–1980

hospital

60 months

Kolkata

21,016 births

63

29.98

Choudhary et al. 1989 [25]

1976–1987

hospital

120 months

Kolkata

126,266 births

535

42.37

Christopher and Jadhav 1986 [26]

1979–1983

hospitalb

60 months

Vellore

21,585 births

131

60.69

Desai and Desai 2006 [27]

NM

hospitalb

12 months

Mumbai

2188 births

79

361.06

Dutta and Chaturvedi 2000 [28]

1998–1999

hospitalb

13 months

Wardha

2968 births

37

124.66

Duttachoudhary and Pal 1997 [29]

1991–1993

hospital

36 months

Durgapur

7242 births

26

35.9

Ghosh et al. 1979 [30]

1974–1976

hospital

29 months

Kolkata

2019 births

29

143.64

Ghosh et al. 1985 [64]

1969–1973

community

40 months

New Delhi

7590 live births

189

249.01a

Goravalingappa and Nashi 1979 [31]

1986–1987

hospital

15 months

Hubli

2398 births

75

312.76

Grover 2000 [32]

1991–1995

hospital

60 months

Shimla

10,100 births

180

178.22

Hemrajani et al. 1971 [33]

1965–1969

hospitalb

60 months

Jaipur

28,511 births

608

213.25

Jaikrishan et al. 1999 [34]

1995–1998

hospital

41 months

Kerala

36,805 births

538

146.18

Jaikrishan et al. 2013 [35]

1995–2011

hospital

191 months

Kerala

141,540 births

1370

96.79

Joseph et al. 2010 [65]

2004–2005

community

6 months

Belgaum

194 live births

4

206.19a

Khanna and Prasad 1967 [36]

1964

hospital

9 months

Patna

5376 births

74

137.65

Kolah et al. 1967 [37]

1960–1963

hospital

39 months

Mumbai

23,568 births

331

140.44

Kulkarni et al. 1987 [38]

1984

hospital

6 months

Davangere

2000 births

81

405

Kulshetra et al. 1983 [66]

1976–1977

community

24 months

Ballabhgarh

2409 live births

79

327.94a

Marwah et al. 2014 [39]

2010–2011

hospital

12 months

Patiala

1554 births

69

444.02

Mathur et al. 1975 [40]

1970

hospitalb

4 months

Hyderabad

1060 births

33

311.32

Mishra and Baveja 1989 [41]

1983–1987

hospital

48 months

Allahabad

4098 births

60

146.41

Mital and Grewal 1969 [42]

1967–1968

hospital

15 months

Kanpur

4150 births

93

224.1

Modi et al. 1998 [43]

1993–1997

hospital

40 months

Baroda

31,775 births

651

204.88

Parmar et al. 2010 [44]

2006–2007

hospital

18 months

Bhavngar

4210 births

37

87.89

Patel and Adhia 2005 [45]

NM

hospital

24 months

Mumbai

17,653 births

294

166.54

Patel et al. 2014 [46]

2012–2014

hospital

24 months

Ahmedabad

16,481 births

210

127.42

Rao et al. 2014 [47]

2008–2012

hospital

60 months

Mangalore

28,373 births

344

121.24

Ronya et al. 2002 [48]

1999–2000

hospitalb

9 months

Wardha

3000 births

62

206.67

Sachadeva et al. 2014 [49]

2010

hospital

4 months

Rohtak

2862 live births

47

164.22a

Saifulla et al. 1967 [50]

1966

hospitalb

8 months

Chandigarh

1000 births

36

360

Sarkar et al. 2013 [51]

2011–2012

hospitalb

12 months

Kolkata

12,896 live births

286

221.77a

Savaskar et al. 2014 [52]

2011–2013

hospitalb

NM

Latur

10,294 births

443

430.35

Shah and Pensi 2013 [53]

NM

hospital

9 months

Ahmedabad

4456 births

106

237.88

Sharma 1970 [54]

1967–1969

hospital

36 months

Mysore

5554 births

14

25.21

Sharma et al. 1972 [55]

1963–1964

hospital

14 months

Lucknow

2851 births

40

140.3

Singh and Gupta 2009 [56]

2002

hospital

12 months

Jammu

9308 births

140

150.41

Singh and Sharma 1980 [57]

1975–1978

hospital

48 months

New Delhi

6274 live births

170

270.96a

Stevenson et al. 1966 [58]

1961–1964

hospital

NM

Mumbai (Purandare VN)

39,498 births

340

86.08

Stevenson et al. 1966 [58]

1961–1964

hospital

NM

Kolkata (Mitra KN)

19,191 births

59

30.74

Swain et al. 1994 [59]

1988–1989

hospital

24 months

Varanasi

3932 births

48

122.08

Taksande et al. 2010 [60]

2005–2007

hospitalb

31 months

Wardha

9386 births

179

190.71

Tibrewala and Pai 1974 [61]

1968–1972

hospital

60 months

Mumbai

12,360 live births

232

187.7a

Verma et al. 1991 [62]

1983–1989

hospital

75 months

Ludhiana

10,000 births

359

359

Verma et al. 1998 [63]

NM

hospital

36 months

New Delhi

23,367 births

433

185.3

  1. NM not mentioned
  2. aStudies reporting live births only. Prevalence has been reported per 10,000 live births. All other studies reported both live and stillbirths
  3. bApart from these hospital studies which used radiological, ultrasound and some other investigations, case ascertainment was done only through physical assessment