Table 5: Age distribution of participants in BASE who completed the Intensive Protocol Assessments
at baseline and at the four follow-up occasions

Time 1

Baseline (1990-1993)

Time 3

First Follow-up (1995-1996)
Time 4

Second Follow-up (1997-1998)
Time 5

Third Follow-up (2000)
Time 6

Fourth Follow-up (2004-05)
 

Actual age group

 

 

Men

N=258

 

Women

N=258

 

Total

N=516

 

Men

N=101

 

Women

N=105

 

Total

N=206

 

Men

N=60

 

Women

N=72

 

Total

N=132

 

Men

N=32

 

Women

N=50

 

Total

N=182

 

Men

N=16

 

Women

N=30

 

Total

N=46
 

70-74
 

 43 (16.7%)
 

43 (16.7%)
 

86 (16.7%)
 

5 (5.0%)
 

8 (7.6%)
 

13 (6.3%)
 

2 (3.3%)
 

1 (1.4%)
 

3 (2.3%)
 

0 (0.0%)
 

0 (0.0%)
 

0 (0.0%)
 

0 (0.0%)
 

0 (0.0%)
 

0 (0.0%)
 

75-79
 

43 (16.7%)
 

43 (16.7%)
 

86 (16.7%)
 

37 (36.6%)
 

28 (26.7%)
 

65 (31.6%)
 

19 (31.7%)
 

19 (26.4%)
 

38 (28.8%)
 

1 (3.1%)
 

4 (8.0%)
 

5 (6.1%)
 

0 (0.0%)
 

0 (0.0%)
 

0 (0.0%)
 

80-84
 

43 (16.7%)
 

43 (16.7%)
 

86 (16.7%)
 

24 (23.8%)
 

28 (26.7%)
 

52 (25.2%)
 

17 (28.3%)
 

26 (36.1%)
 

43 (32.6%)
 

19 (58.4%)
 

16 (32.0%)
 

35 (42.7%)
 

2 (12.5%)
 

4 (13.3%)
 

6 (13.0%)
 

85-89
 

43 (16.7%)
 

43 (16.7%)
 

86 (16.7%)
 

16 (15.8%)
 

24 (22.9%)
 

40 (19.4%)
 

14 (23.3%)
 

15 (20.8%)
 

29 (22.0%)
 

6 (18.8%)
 

20 4(0.0%)
 

26 (31.7%)
 

10 (62.5%)
 

13 (43.3%)
 

23 (50.0%)
 

90-94
 

43 (16.7%)
 

43 (16.7%)
 

86 (16.7%)
 

9 (8.9%)
 

7 (6.7%)
 

16 (7.8%)
 

6 (10.0%)
 

7 (9.7%)
 

13 (9.8%)
 

5 (15.6%)
 

9 (18.0%)
 

14 (17.1%)
 

2 (12.5%)
 

10 (33.3%)
 

12 (26.1%)
 

95+
 

43 (16.7%)
 

43 (16.7%)
 

86 (16.7%)
 

10 (9.9%)
 

10 (9.5%)
 

20 (9.7%)
 

2 (3.3%)
 

4 (5.6%)
 

6 (4.5%)
 

1 (3.1%)
 

1 (2.0%)
 

2 (2.4%)
 

2 (12.5%)
 

3 (10.0%)
 

5 (10.9%)

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