Table 1 Clinical and sociodemographic profile of study participants
|  | N = 342 |
|---|---|
Age (years) | 63.25 (10.21) |
Male | 82.5% (282) |
Marital status | |
 Married/living with partner | 74.9% (256) |
 Divorced/separated/widowed | 25.1% (86) |
Education | |
 University degree | 46.5% (159) |
 All others | 53.5% (183) |
Household income | |
  < 3,000,000JPY | 17.0% (58) |
 3,000,000 to < 5,000,000 JPY | 28.1% (96) |
 5,000,000 to < 8,000,000 JPY | 24.0% (82) |
 8,000,000 JPY or more | 18.7% (64) |
 Decline to answer | 12.3% (42) |
Insurance | |
 National health insurance | 57.0% (195) |
 Social insurance | 30.7% (105) |
 Late stage elderly insurance | 8.8% (30) |
 Other/No insurance | 3.5% (12) |
Worker | 46.2% (158) |
Charlson comorbidity index | 0.45 (0.91) |
Smoking status | |
 Current smoker | 26.3% (90) |
 Former smoker | 38.9% (133) |
 Never smoker | 34.8% (119) |
Currently exercisers | 55.0% (188) |
Alcohol drinker | 69.3% (237) |
BMI category | |
 Underweight (< 18.5) | 4.1% (14) |
 Normal weight (18.5 to < 25) | 55.3% (189) |
 Overweight (25 to < 30) | 27.2% (93) |
 Obese (≥30) | 11.1% (38) |
 Decline to answer | 2.3% (8) |
Taking steps to lose weight | 35.4% (121) |
Duration of type 2 diabetes (years) | 13.54 (10.59) |
HbA1c level | |
 HbA1c < 7 | 37.1% (127) |
 HbA1c ≥7 | 41.8% (143) |
 Don’t know/Decline to answer | 21.1% (72) |
Use of injectable medications | 15.5% (53) |
Ever experienced hypoglycemia | |
 Experienced hypoglycemia | 27.8% (95) |
 Not experienced hypoglycemia | 63.5% (217) |
 Do not know | 8.8% (30) |