Table 5.

Factors influencing agreement between proxy-report at first- and second-stage surveys

	Mobility		Looking after myself		Doing usual activities		Having pain or discomfort		Feeling worried, sad, or unhappy
	Estimate	P value	Estimate	P value	Estimate	P value	Estimate	P value	Estimate	P value
City
Tokyo	0.104	0.633	− 0.558	0.180	0.268	0.375	− 0.020	0.882	− 0.042	0.740
Osaka	− 0.040	0.848	− 0.112	0.801	− 0.288	0.278	− 0.055	0.685	− 0.081	0.522
Fukuoka	Reference
Gender
Female	− 0.093	0.530	− 0.360	0.247	0.150	0.443	0.137	0.153	0.005	0.954
Male	Reference
Household income
< JPY 5 millions	0.105	0.689	0.059	0.913	0.031	0.932	0.167	0.357	0.090	0.603
5 millions to < 10 millions	0.317	0.161	0.272	0.562	0.150	0.640	0.126	0.415	0.057	0.702
≥ 10 millions	Reference
School
Elementary school	− 0.067	0.662	− 0.330	0.329	− 0.240	0.261	− 0.060	0.542	− 0.086	0.348
Junior high school	Reference
Number of parents
1	− 0.184	0.418	− 0.576	0.112	− 0.204	0.489	0.142	0.427	− 0.010	0.950
2	Reference