Table 1 Demographic and general health characteristics, healthcare resource utilization of schizophrenia patients in Japan
|  | Schizophrenia patients (N = 178) | |
|---|---|---|
Continuous Variables | Mean | SD |
Age | 42.70 | 14.38 |
Charlson Comorbidity Index | 0.55 | 2.86 |
Healthcare resource utilisation | ||
 No. of physician visits in the past 6 months | 12.12 | 12.12 |
 No. of ER visits in the past 6 months | 0.12 | 0.75 |
 No. of hospitalizations in the past 6 months | 0.24 | 1.06 |
Categorical Variables | n | % |
Age group | ||
 18–64 | 159 | 89.3% |
  ≥ 65 | 19 | 10.7% |
Gender | ||
 Male | 89 | 50.0% |
 Female | 89 | 50.0% |
Marital Status | ||
 Married or living with partner | 52 | 29.2% |
 Not married/Decline to answer | 126 | 70.8% |
Level of Education | ||
 University degree | 58 | 32.6% |
 Not/Decline to answer | 120 | 67.4% |
Employment Status | ||
 Currently employed | 91 | 51.1% |
 Not | 87 | 48.9% |
Household Income | ||
  < ¥3,000,000 | 70 | 39.3% |
 ¥3,000,000 to < ¥5,000,000 | 44 | 24.7% |
 ¥5,000,000 to < ¥8,000,000 | 24 | 13.5% |
 ¥8,000,000 or more | 18 | 10.1% |
 Decline to answer | 22 | 12.4% |
Body Mass Index | ||
 Underweight (BMI < 18.5) | 21 | 11.8% |
 Normal (BMI ≥ 18.5 & < 25) | 93 | 52.2% |
 Overweight (BMI ≥ 25) | 57 | 32.0% |
 Decline to answer | 7 | 3.9% |
Smoking Status | ||
 Never | 92 | 51.7% |
 Former | 40 | 22.5% |
 Current | 46 | 25.8% |
Alcohol Use | ||
  ≤ once per week | 143 | 80.3% |
  ≥ 2–3 times per week | 35 | 19.7% |
Vigorous Exercise in Past 30 Days | ||
 0–11 times | 151 | 84.8% |
  ≥ 12 times | 27 | 15.2% |
Insurance type | ||
 National health insurance | 89 | 50.0% |
 Social insurance | 56 | 31.5% |
 Late stage elderly insurance | 7 | 3.9% |
 Other/No insurance | 26 | 14.6% |
Out of pocket payment for own prescription medications in an average month | ||
 ¥0 | 35 | 19.7% |
 ¥1 to ¥999 | 25 | 14.0% |
 ¥1000 to ¥1999 | 21 | 11.8% |
 ¥2000 to ¥2999 | 16 | 9.0% |
 ¥3000 to ¥4999 | 24 | 13.5% |
 ¥5000 to ¥9999 | 17 | 9.6% |
 ¥10,000 to ¥49,999 | 11 | 6.2% |
 ¥50,000 to ¥99,999 | 1 | 0.6% |
 ¥100,000 or more | 3 | 1.7% |
 Don’t know | 25 | 14.0% |
Region | ||
 Hokkaido | 8 | 4.5% |
 Tohoku | 16 | 9.0% |
 Kanto | 57 | 32.0% |
 Chubu | 26 | 14.6% |
 Kansai/Kinki | 34 | 19.1% |
 Chugoku | 13 | 7.3% |
 Shikoku | 7 | 3.9% |
 Kyushu/Okinawa | 17 | 9.6% |