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Table 1 Number of residents in each cohort (1996-2006) dying within the 1st, 2nd and 3rd years from admittance, 3-year mortality and median survival in months

From: Predicting mortality of residents at admission to nursing home: A longitudinal cohort study

Sample N = 2206

Died within

1st year

n = 636 (28.8%)

Died within

2nd year#

n = 322 (14.6%)

Died within

3rd year##

n = 213 (9.7%)

3-year

mortality*

Median survival

(Q1,Q3)

Year

Cohorts n (%)**

n (%)

n (%)

n (%)

%

Months

1996

58 (19.9)

19 (32.8)

8 (13.8)

11 (19.0)

65.5

26.5 (10.0, 44.3)

1997

73 (22.1)

18 (24.7)

11 (15.1)

9 (12.3)

52.1

34.0 (14.0, 62.0)

1998

42 (13.1)

11 (26.2)

6 (14.3)

8 (19.0)

59.5

29.0 (9.0, 54.5)

1999

197 (54.3)

56 (28.4)

18 (9.1)

23 (11.7)

49.2

36.0 (10.5, 55.5)

2000

146 (40)

42 (28.8)

23 (15.8)

19 (13.0)

57.5

28.5 (11.0, 48.0)

2001

142 (39.2)

42 (29.6)

24 (16.9)

17 (12.0)

58.5

27.5 (8.0, 36.0)

2002

149 (28.9)

40 (26.8)

20 (13.4)

22 (14.8)

55.0

31.0 (9.5, 38.0)

2003

266 (52.9)

70 (26.3)

50 (18.8)

34 (12.8)

68.1

30.5 (10.8, 36.0)

2004

434 (69.7)

116 (26.7)

69 (15.9)

70 (16.1)

NA

NA

2005

401 (84.1)

106 (26.4)

93 (23.2)

NA

NA

NA

2006

298 (54.4)

116 (38.9)

NA

NA

NA

NA

Total

2206 (46.6)

636 (28.8)

NA

NA

NA

NA

  1. *Chi-square test for trend showed no significant difference in mortality between cohorts
  2. ** Number of residents in each cohort and % of the total number of residents assessed that year [14]
  3. # Years 1996-2005; ## Years 1996-2004; NA = Not Applicable