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. Author manuscript; available in PMC: 2016 Feb 9.
Published in final edited form as: Psychosom Med. 2014 Apr;76(3):215–220. doi: 10.1097/PSY.0000000000000050

Table 2. Stage at Diagnosis of Patients with and without Schizophrenia.

Stage No Schizophrenia
N (%)		 Schizophrenia
N (%)		 P-value1
 I 24,899 (26.1) 398 (30.5) <0.001
 II 4,292 (4.5) 57 (4.4)
 III 29,501 (30.9) 423 (32.5)
 IV 35,596 (37.3) 413 (31.7)
 Unstaged 1,111 (1.2) 12 (0.9)
1

Chi-square test