Skip to main content

Table 1 Demographic characteristics of participants in the cohort and those lost to follow up

From: Analysis of reasons for loss to follow up in a prospective study in Chandigarh, India and impact from telecom changes

 

Whole cohort (col. %)

Retained (row %)

Pa

Lost to follow up (n  = 230, 56%)

Not interested (row %)

Moved away (row %)

Phone disconnected (row %)

Other reasonb (row %)

Overall

413

183 (44%)

 

35 (8%)

54 (13%)

27 (7%)

114 (28%)

Child’s sex

  

0.402

    

 Male

202 (48%)

95 (47%)

 

17 (8%)

25 (12%)

12 (6%)

53 (26%)

 Female

211 (50%)

88 (42%)

 

18 (9%)

29 (14%)

15 (7%)

61 (29%)

Mother’s age

  

0.749

    

 18–24 years

105 (25%)

49 (47%)

 

7 (7%)

21 (20%)

3 (3%)

25 (24%)

 25–29 years

181 (43%)

81 (45%)

 

16 (9%)

26 (14%)

12 (7%)

46 (25%)

 30–42 years

127 (30%)

53 (42%)

 

12 (9%)

7 (6%)

12 (9%)

43 (34%)

Caste

  

0.015

    

 Scheduled caste/scheduled tribe

85 (20%)

46 (54%)

 

9 (11%)

6 (7%)

4 (5%)

20 (24%)

 Other backward caste

54 (13%)

28 (52%)

 

2 (4%)

4 (7%)

4 (7%)

16 (30%)

 Other

274 (65%)

109 (40%)

 

24 (9%)

44 (16%)

19 (7%)

78 (28%)

Religion

  

0.246

    

 Not Hindu

73 (17%)

37 (51%)

 

3 (4%)

3 (4%)

3 (4%)

27 (37%)

 Hindu

340 (81%)

146 (43%)

 

32 (9%)

51 (15%)

24 (7%)

87 (26%)

Monthly income

  

0.563

    

 < 10,000 INR

186 (44%)

89 (48%)

 

11 (6%)

24 (13%)

11 (6%)

51 (27%)

 10,000–24,999 INR

121 (29%)

52 (43%)

 

9 (7%)

19 (16%)

8 (7%)

33 (27%)

 25,000–49,000 INR

82 (19%)

34 (41%)

 

10 (12%)

9 (11%)

7 (9%)

22 (27%)

 ≥ 50,000 INR

24 (6%)

8 (33%)

 

5 (21%)

2 (8%)

1 (4%)

8 (33%)

  1. aRao-Scott chi-square test comparing those retained versus those lost to follow up
  2. b“Other reason” included 107 participants who were not reachable, 2 who had died, and 5 who were out of town on the follow-up date