. 2020 Feb 6;9(1):e13355. doi: 10.2196/13355

Table 1.

Descriptive statistics.

Variable			Dichotomous choice (n=199)		Dichotomous choice followed by an open-ended question (n=230)		Multiple-bounded discrete choice (n=181)
Age (years), mean (range)			32 (18-45)		30 (18-45)^a		30 (18-45)^a
Annual income (Can $), mean (range)			42,622 (7500-130,000)		37,615 (7500-130,000)^b		34,475 (7452-130,000)^a,c
Schooling, n (%)
	Secondary school	31 (15.6)		41 (17.8)		42 (23.2)^b,^d
	College	78 (39.2)		93 (40.4)		63 (34.8)
	University	90 (45.2)		96 (41.7)		76 (42.0)
Very good health, n (%)			58 (29.2)		43 (18.7)^a		36 (19.9)^a
Current smoker, n (%)			39 (19.6)		45 (19.6)		51 (28.2)^a,e
Stressful job, n (%)			174 (87.4)		198 (86.1)^a		145 (80.1)^c
Ovulation failure, n (%)			7 (3.5)		14 (6.1)^a		5 (2.8)^e
Infertility problem, n (%)			26 (13.1)		25 (10.9)^a		22 (12.2)^e
Having a child is important, n (%)			125 (62.8)		147 (63.9)		108 (59.7)
Employee, n (%)			158 (79.4)		183 (79.6)		130 (71.8)^b,e

^aP<.01 (comparison of dichotomous choice versus dichotomous choice followed by an open-ended question and dichotomous choice versus multiple-bounded discrete choice).

^bP<.05 (comparison of dichotomous choice versus dichotomous choice followed by an open-ended question and dichotomous choice versus multiple-bounded discrete choice).

^cP<.05 (comparison of dichotomous choice followed by an open-ended question versus multiple-bounded discrete choice).

^dP<.1 (comparison of dichotomous choice followed by an open-ended question versus multiple-bounded discrete choice).

^eP<.01 (comparison of dichotomous choice followed by an open-ended question versus multiple-bounded discrete choice).