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Table 1 Baseline sample characteristics by ascertainment of vital status at follow up, and by gender and household assets for those whose vital status was known.

From: Predictors of mortality among elderly people living in a south Indian urban community; a 10/66 Dementia Research Group prospective population-based cohort study

 

Baseline sample characteristics by ascertainment of vital status at follow up

Baseline sample characteristics by gender, for those whose vital status was known.

Baseline sample characteristics by household assets, for those whose vital status was known.

 

Vital Status known

(n = 748)

Vital Status not known

(n = 257)

χ2, df (p-value)

Female

(n = 422)

Male

(n = 316)

χ2, df (p-value)

Fewest assets - 4 or fewer

(n = 459)

Most assets - 5 or more

(n = 289)

χ2, df (p-value)

Age - mean (SD)

71.4 (6.1)

71.3 (6.2)

0.31, 1001 (0.78)

71.0 (5.8)

71.8 (6.3)

1.91, 644 (0.05)

70.9 (5.9)

72.2 (6.2)

2.91, 744 (0.004)

Female (%)

422 (57.2%)

149 (59.1%)

0.3, 1 (0.59)

-

-

-

272 (60.0%)

150 (52.6%)

3.9, 1, (0.05)

Education

  

0.0, 1 (0.98)

  

71.9, 1 (< 0.001)

  

101.5, 1, (< 0.001)

None

314 (42.1%)

114 (44.4%)

 

240 (57.0%)

72 (22.8%)

 

245 (53.5

69 (24.0%)

 

Some

178 (23.9%)

56 (21.8%)

 

78 (18.5%)

98 (31.0%)

 

111 (24.3%)

67 (23.3%)

 

Primary

160 (21.4%)

52 (20.2%)

 

74 (17.6%)

84 (26.6%)

 

77 (16.8%)

83 (28.8%)

 

Secondary

66 (8.8%)

21 (8.2%)

 

20 (4.8%)

44 (13.9%)

 

23 (5.0%)

43 (14.9%)

 

Tertiary

28 (3.8%)

14 (5.4%)

 

9 (2.1%)

18 (5.7%)

 

2 (0.4%)

26 (9.0%)

 

Marital status

  

6.0, 3 (0.11)

  

184.0, 3 (< 0.001)

  

10.1, 3, (0.02)

Never married

12 (1.6%)

9 (3.5%)

 

5 (1.2%)

6 (1.9%)

 

8 (1.7%)

4 (1.4%)

 

Married

382 (51.1%)

141 (55.3%)

 

125 (29.6%)

250 (79.1%)

 

215 (46.8%)

167 (58.0%)

 

Widowed

330 (44.2%)

96 (37.6%)

 

275 (65.2%)

54 (17.1%)

 

218 (47.5%)

112 (38.9%)

 

Divorced/separated

23 (3.1%)

9 (3.5%)

 

17 (4.0%)

6 (1.9%)

 

18 (3.9%)

5 (1.7%)

 

Assets

  

0.86, 1 (0.35)

  

5.0, 1 (0.03)

   

1st quarter

90 (12.0%)

42 (16.5%)

 

52 (12.4%)

37 (11.7%)

 

-

-

 

2nd quarter

368 (49.3%)

122 (48.0%)

 

219 (52.0%)

144 (45.6%)

 

-

-

 

3rd quarter

105 (14.1%)

25 (9.8%)

 

63 (15.0%)

42 (13.3%)

 

-

-

 

4th quarter

184 (24.6%)

65 (25.6%)

 

67 (20.7%)

93 (29.4%)

 

-

-

 

Smoking :

  

0.9, 2 (0.65)

  

161.5, 2 (< 0.001)

  

19.2, 2, (< 0.001)

Never smoker

548 (73.8%)

182 (71.7%)

 

381 (90.9%)

162 (51.3%)

 

316 (69.1%)

232 (81.1%)

 

Ex-smoker

65 (8.7%)

21 (8.3%)

 

0 (0.0%)

62 (19.6%)

 

39 (8.5%)

26 (9.1%)

 

Current smoker

130 (17.5%)

51 (20.1%)

 

38 (9.1%)

92 (29.1%)

 

102 (22.3%)

28 (9.8%)

 

Alcohol use

  

0.4, 1 (0.51)

  

102.1, 1 (< 0.001)

  

0.6, 1, (0.43)

Always abstinent

559 (83.9%)

174 (83.7%)

 

364 (99.2%)

194 (65.1%)

 

338 (83.0%)

221 (85.3%)

 

Moderate drinker, abstinent after the age of 65

45 (6.8%)

15 (7.2%)

 

2 (0.5%)

43 (14.4%)

 

29 (7.1%)

16 (6.2%)

 

Consistent moderate drinker

26 (3.9%)

13 (6.3%)

 

0 (0.0%)

26 (8.7%)

 

16 (3.9%)

10 (3.9%)

 

Heavy drinker and/or sought treatment

36 (5.4%)

6 (2.9%)

 

1 (0.3%)

35 (11.7%)

 

24 (5.9%)

12 (4.6%)

 

Physically inactive

160 (21.5%)

58 (23.0%)

0.3, 1 (0.61)

101 (23.9%)

58 (18.4%)

3.3, 1 (0.07)

107 (23.4%)

53 (18.5%)

2.5, 1, (0.11)

Waist circumference - mean (SD)

83.2 (11.1)

81.5 (11.5)

2.01, 987 (0.05)

82.5 (10.9)

84.0 (11.1)

1.71, 725 (0.08)

81.4 (10.9)

85.8 (11.2)

5.21, 744, (< 0.001)

Arm circumference - mean (SD)

23.8 (4.2)

23.3 (3.8)

1.61, 991 (0.11)

23.4

(3.9)

24.2 (3.9)

2.81, 728 (0.006)

22.8 (3.4)

25.3 (4.8)

8.41, 744, (< 0.001)

ICD-10 Depression

25 (3.3%)

14 (5.4%)

2.3, 1 (0.13)

13 (3.1%)

12 (3.8%)

0.3, 1 (0.59)

18 (3.9%)

7 (2.4%)

1.2, 1, (0.27)

Dementia

54 (7.2%)

21 (8.2%)

0.3, 1 (0.62)

33 (7.8%)

21 (6.6%)

0.4, 1 (0.54)

37 (8.1%)

17 (5.9%)

1.3, 1, (0.26)

Hypertension

454 (60.7%)

144 (56.0%)

1.7, 1 (0.19)

261 (61.8%)

188 (59.5%)

0.4, 1 (0.52)

257 (56.0%)

197 (68.2%)

11.0, 1, (0.001)

Stroke

17 (2.3%)

3 (1.2%)

1.2, 1 (0.27)

6 (1.4%)

9 (2.8%)

1.8, 1 (0.17)

9 (2.0%)

8 (2.8%)

0.5, 1, (0.47)

Ischaemic heart disease

38 (5.1%)

11 (4.3%)

0.3, 1 (0.61)

14 (3.3%)

24 (7.6%)

6.8, 1 (0.009)

19 (4.1%)

19 (6.6%)

2.2, 1, (0.14)

Diabetes

92 (12.3%)

29 (11.3%)

0.2, 1 (0.66)

51 (12.1%)

40 (12.7%)

0.1, 1 (0.81)

46 (10.0%)

46 (16.0%)

5.8, 1, (0.02)

Three or more limiting physical impairments

30 (4.0%)

11 (4.3%)

0.0, 1 (0.85)

16 (3.8%)

13 (4.1%)

0.1, 1 (0.82)

10 (2.2%)

20 (6.9%)

10.4, 1, (0.001)

Self-rated health

  

2.4, 1 (0.12)

  

14.3, 1 (< 0.001)

  

0.0, 1, 0.95

Very good

321 (43.0%)

97 (37.9%)

 

165 (39.1%)

153 (48.4%)

 

197 (42.9%)

124 (43.1%)

 

Good

269 (36.0%)

98 (38.3%)

 

149 (35.3%)

115 (36.4%)

 

165 (35.9%)

104 (36.1%)

 

Moderate

126 (16.9%)

46 (18.0%)

 

83 (19.7%)

43 (13.6%)

 

78 (17.0%)

48 (16.7%)

 

Bad or very bad

31 (4.1%)

15 (5.9%)

 

25 (5.9%)

5 (1.6%)

 

19 (4.1%)

12 (4.2%)

 

Disability - mean (SD)

10.7 (15.2)

10.1 (16.2)

0.51, 999 (0.61)

12.1 (16.1)

8.6 (13.1)

 

10.9

(15.7)

10.4

(14.3)

0.41, 744, (0.70)

  1. 1. F-value from t-test