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Table 2 Mortality of psychiatric patients, by the category of mental disorders and other characteristics (Chi-square test, N = 285,125)

From: Identification of psychiatric patients with high mortality and low medical utilization: a population-based propensity score-matched analysis

VariablesFrequency%DeathNo deathχ2
P-value
n1%n2%
23,1368.11261,98991.89
Health and Medication Conditions
Category of mental disorders< 0.0001*
  Affective disorders17,6086.18187910.6715,72989.33 
  Anxiety disorders136,64247.9286366.32128,00693.68 
  Substance use disorders22,8308.0119838.6920,84791.31 
  Schizophrenia16620.5819411.67146888.33 
  Other disorders106,38337.3110,4449.8295,93990.18 
Multiple diagnoses< 0.0001*
  Present95,34533.4483208.7387,02591.27 
  Absent189,78066.5614,8167.81174,96492.19 
Involuntary hospitalization0.0051*
  Present2560.093312.8923387.11 
  Absent284,86999.9123,1038.11261,76691.89 
Comorbidity (CCI)< 0.0001*
  0182,94164.1671423.90175,79996.10 
  189,48531.3812,26113.7077,22486.30 
   ≥ 212,6994.45373329.40896670.60 
Use of psychiatric medication< 0.0001*
  Mood stabilizer95,75833.5887199.1187,03990.89 
  Antidepressants90783.186056.66847393.34 
  Antipsychotics82692.9095611.56731388.44 
  Multiple categories47,17016.54655013.8940,62086.11 
  None124,85043.7963065.05118,54494.95 
Demographics
Gender< 0.0001*
  Male131,09745.9813,58710.36117,51089.64 
  Female154,02754.0295496.20144,47893.80 
Age (years)< 0.0001*
   < 19222,777.811420.6422,13599.36 
  20–3450,08317.579431.8849,14098.12 
  35–4972,59925.4625463.5170,05396.49 
  50–6475,81226.5934634.5772,34995.43 
   ≥ 6564,35422.5716,04224.9348,31275.07 
Occupationa< 0.0001*
  First category152,68153.5592156.04143,46693.96 
  Second category63,14222.1537365.9259,40694.08 
  Third category40,45414.19617015.2534,28484.75 
  Fourth category10780.38676.22101193.78 
  Fifth category12280.4321717.67101182.33 
  Sixth category26,5429.31373114.0622,81185.94 
Premium-based monthly salary (USD)< 0.0001*
   ≤ 576163,45357.3312,0147.35151,43992.65 
  576–76077,40427.15889111.4968,51388.51 
  760–96010,7903.785665.2510,22494.75 
  960–121011,8014.147146.0511,08793.95 
  1210–152610,1773.575135.04966494.96 
   > 152611,5004.034383.8111,06296.19 
Provider Features
Level of hospital< 0.0001*
  Medical center45,47017.1141319.0941,33990.91 
  Regional hospital70,23726.4268759.7963,36290.21 
  District hospital34,24512.88430712.5829,93887.42 
  Clinic115,85243.5961545.31109,69894.69 
Ownership of Hospital< 0.0001*
  Public51,92018.26574211.0646,17888.94 
  Private157,47855.3710,5656.71146,91393.29 
  Consortium67,27723.6658098.6361,46891.37 
  Association77332.726758.73705891.27 
Psychiatrist’s year of practice< 0.0001*
   ≤ 574,78926.2344695.9870,32094.02 
  6–10103,61936.3485458.2595,07491.75 
  11–1549,06317.2148649.9144,19990.09 
   ≥ 1657,65420.2252589.1252,39690.88 
Geographic Characteristics
Region< 0.0001*
  Taipei102,63036.2572797.0995,35192.91 
  Northern34,84212.3028548.1991,98891.81 
  Central54,73419.3343437.9350,39192.07 
  Southern40,42514.2838379.4936,58890.51 
  Southeast43,34515.3138658.9239,84091.08 
  Eastern71782.5477610.81640289.19 
Urbanization level< 0.0001*
  Level 1 (Highest)84,96730.2056356.6379,33293.37 
  Level 282,32729.2661277.4476,20092.56 
  Level 347,26916.8037587.9543,51192.05 
  Level 439,43014.0238849.8535,54690.15 
  Level 570762.5287012.30620687.70 
  Level 611,0503.93145313.15959786.85 
  Level 7 (Lowest)92143.28109611.89811888.11 
  1. a First category includes private employees and public servants; Second category includes labor union members; Third category includes farmers and fishermen; Fourth category includes soldiers; Fifth category includes social security insureds; Sixth category includes veterans and religious group members