Table 1 Prevalence of hospitalisation and its association with sex, age group according to the presence of multimorbidity (≥ 2 or ≥ 3 chronic conditions). The Brazilian Longitudinal Study of Ageing (ELSI-Brazil), 2015–2016. (n = 8807)

Sex

Female

3801

59,8 (57.0, 62.5)

11 (9.7, 12.2)

1,00

Male

2287

40,2 (37,5; 43)

13,7 (11,3; 16)

1,26 (1,02; 1,55)*

Age group

50–59

2224

41,9 (38.0, 45.9)

10,9 (9.4, 12.5)

1,00

60–74

2719

41,9 (39.4, 44.4)

12,2 (10.3, 14.1)

1,11 (0.92, 1.35)

≥ 75

1145

16,2 (14.1, 18.6)

14,6 (12.0, 17.2)

1,35 (1.08, 1.69)*

Age group - Female

50–59

1306

41,4 (37.8, 45.0)

10,3 (8.3, 12.3)

1,00

60–74

1758

41,5 (39.0, 44.0)

10,2 (8.5, 11.8)

0,99 (0.78, 1.26)

≥ 75

737

17,1 (14.8, 19.7)

14,6 (11.5, 17.7)

1,42 (1.07, 1.89)*

Age group - Male

50–59

918

42,7 (37.3, 48.3)

11,9 (9.1, 14.7)

1,00

60–74

961

42,4 (38,6; 46,3)

15,1 (11.3, 19.0)

1,27 (0,95; 1,69)

≥ 75

408

14,9 (12,5; 17,7)

14,7 (9.8, 19.6)

1,23 (0.82, 1.86)

Multimorbidity ≥ 3 (n = 4299)

Independent variables

n

% (95%CI)

Hospitalisation (n = 572)

% (95%CI)

PR (95%CI)

Sex

Female

2873

64,4 (61.6, 67.2)

12,2 (10.8, 13.6)

1,00

Male

1426

35,6 (32.8, 38.4)

15,8 (13.0, 18.5)

1,29 (1.05, 1.58)*

Age group

50–59

1387

38 (34.5, 41.6)

12,7 (10,7; 14,7)

1,00

60–74

1978

42,9 (40.7, 45.1)

13,7 (11.4, 16.0)

1,07 (0.86, 1.34)

≥ 75

934

19,1 (16.7, 21.8)

14,7 (12.0, 17.4)

1,16 (0.91, 1.47)

Age group – Female

50–59

897

38,3 (35.1, 41.5)

11,8 (9.4, 14.3)

1,00

60–74

1349

42,2 (39.8, 44.6)

11,5 (9.5, 13.4)

0,97 (0.74, 1.28)

≥ 75

627

19,5 (16.9, 22.5)

14,6 (11.3, 17.9)

1,24 (0.9, 1.7)

Age group – Male

50–59

490

37,5 (32.2, 43.2)

14,2 (10.8, 17.7)

1,00

60–74

629

44 (40.3, 47.8)

17,5 (12.7, 22.4)

1,23 (0.89, 1.7)

≥ 75

307

18,5 (15.5, 21.8)

14,8 (9.7, 19.8)

1,04 (0.68, 1.58)