Odds ratios of “out-of-pocket payment” | |||||
Household income class | Free | 200,000 JPY | 500,000 JPY | 800,000 JPY | |
Low; < 4 million JPY | Reference | 0.136 (0.096 − 0.192) | 0.025 (0.017 − 0.037) | 0.008 (0.005 − 0.013) | |
Lower-middle; 4–6 million JPY | Reference | 0.142 (0.110 − 0.182) | 0.028 (0.021 − 0.038) | 0.007 (0.005 − 0.010) | |
Middle; 6–8 million JPY | Reference | 0.164 (0.128 − 0.211) | 0.039 (0.030 − 0.052) | 0.010 (0.007 − 0.014) | |
Upper-middle; 8–10 million JPY | Reference | 0.129 (0.085 − 0.197) | 0.046 (0.029 − 0.072)* | 0.015 (0.009 − 0.025) | |
High; ≥ 10 million JPY | Reference | 0.221 (0.142 − 0.343) | 0.109 (0.068 − 0.174)** | 0.038 (0.023 − 0.062)** | |
Odds ratios of “consultation hours” | |||||
Paid work status | Daytime of weekdays only | Available at night and on weekends | |||
No paid work | Reference | 1.187 (1.006 − 1.399) | |||
< 40 h per week | Reference | 1.306 (1.100 − 1.551) | |||
≥ 40 h per week | Reference | 1.736 (1.403 − 2.148)** |