. 2023 Nov 22;11:1303541. doi: 10.3389/fpubh.2023.1303541

Table 5.

Robustness test 2.

Variable	(1)	(2)	(3)	(4)	(5)
	Health2	Health3	Health	Dig	Health
dig	0.3378^***	0.3665^***			4.0164^**
	(0.0412)	(0.0875)			(1.6913)
dig2			1.3972^***
			(0.2143)
officenum1984				0.0002^***
				(0.0000)
age	0.0301^***	0.0719^***	0.0449^***	−0.0006	0.0472^***
	(0.0022)	(0.0049)	(0.0035)	(0.0004)	(0.0039)
age_2	−0.0002^***	−0.0005^***	−0.0002^***	0.0000^***	−0.0003^***
	(0.0000)	(0.0000)	(0.0000)	(0.0000)	(0.0000)
gender	−0.0918^***	−0.1015^***	−0.1629^***	0.0072^***	−0.1902^***
	(0.0123)	(0.0266)	(0.0200)	(0.0021)	(0.0247)
eduyear	−0.0039^***	−0.0325^***	−0.0028	−0.0006^***	−0.0004
	(0.0014)	(0.0027)	(0.0022)	(0.0002)	(0.0026)
marriage	0.0036	−0.1304^**	−0.0138	−0.0180^***	0.0506
	(0.0195)	(0.0513)	(0.0310)	(0.0037)	(0.0456)
smoke	−0.0181	−0.0611^**	−0.0329	−0.0033	−0.0213
	(0.0138)	(0.0290)	(0.0222)	(0.0023)	(0.0242)
drink	−0.0823^***	−0.1415^***	−0.1685^***	−0.0148^***	−0.1126^***
	(0.0165)	(0.0338)	(0.0262)	(0.0028)	(0.0379)
familysize	−0.0181^***	−0.0214^***	−0.0310^***	0.0040^***	−0.0460^***
	(0.0030)	(0.0060)	(0.0048)	(0.0004)	(0.0085)
lnfincomeper	−0.0259^***	−0.0836^***	−0.0455^***	0.0331^***	−0.1651^***
	(0.0065)	(0.0129)	(0.0104)	(0.0010)	(0.0570)
Lngdp	−0.0797^***	−0.0332	−0.1334^***	0.2230^***	−0.9501^**
	(0.0195)	(0.0409)	(0.0308)	(0.0032)	(0.3819)
lnmediexp	0.1294^***	0.0987^*	0.1981^***	−0.2615^***	1.1570^**
	(0.0279)	(0.0585)	(0.0450)	(0.0052)	(0.4545)
Kleibergen-Paap rk Wald F statistic					37.252
					[16.38]
Kleibergen-Paap rk LM statistic					64.996
					[0.0000]
N	20,101	20,101	20,101	20,098	20,098
R²	0.1261	0.1252	0.1153	0.3437	−0.0045

For Kleibergen-Paap rk Wald F-test, the value in the square bracket is the critical value of 10% level of Stock-Yogo test, and for Kleibergen-Paap rk LM test, the value in the square bracket is the corresponding probability of accepting the original hypothesis.