Table 2 Comparison of the prevalence of low bone mass in schizophrenic patients versus the general community in Japanese subjects
From: Effect of age and disease on bone mass in Japanese patients with schizophrenia
Age subgroup, years | Prevalence of low bone mass (t < 1.0) | Prevalence of severe low bone mass (t < 2.5) | ||
|---|---|---|---|---|
Schizophrenia, % | Community, % | Schizophrenia, % | Community, % | |
Male: | ||||
20 to 29 | 0(0/20) | 6.7 (1/15) | 0(0/20) | 0 (0/15) |
30 to 39 | 27.9(12/43)* | 7.1 (2/28) | 0(0/43) | 0 (0/28) |
40 to 49 | 34.4(11/32)* | 8.8 (5/57) | 0(0/32) | 0 (0/57) |
50 to 59 | 42.5(17/40)* | 12.2 (11/90) | 2.5(1/40) | 0 (0/90) |
60 to 69 | 60(18/30)* | 17.1 (13/76) | 3.3(1/30) | 0 (0/76) |
70 or older | 92.3(12/13)* | 31.1 (19/61) | 30.8(4/13)* | 0 (0/61) |
Female: | ||||
20 to 29 | 16.7(4/24) | 13.3 (2/15) | 0(0/24) | 0 (0/15) |
30 to 39 | 21.9(7/32) | 15.0 (6/40) | 0(0/32) | 0 (0/40) |
40 to 49 | 23.5(8/34) | 24.2 (15/62) | 0(0/34) | 0 (0/62) |
50 to 59 | 51.3(20/39) | 54.4 (74/136) | 2.6(1/39) | 0 (0/136) |
60 to 69 | 85.7(24/28) | 78.0 (117/150) | 7.1(2/28)* | 0 (0/150) |
70 or older | 96.3(26/27) | 85.3 (87/102) | 14.8(4/27)* | 1.0 (1/102) |