Table 1

Demographic characteristics of respondents

Cohort (C1)

n = 84

Cohort (C2)

n = 76

Total (C1+C2)

n = 160


Age

25.1 y, STD = 2.2

26.2 y, STD = 3.9

25.4 y, STD = 2.4

Sex

Male, n = 47 (56%)

Male, n = 54 (71%)

Male, n = 101 (63%)

Female, n = 37 (44%)

Female, n = 22 (29%)

Female, n = 59 (37%)

Race

White, n = 55 (65%)

White, n = 50 (66%)

White, n = 105 (66%)

Other, n = 29 (35%)

Other, n = 26 (34%)

Other, n = 55 (34%)

Asian, n = 23 (27%)

Asian, n = 18 (24%)

Asian, n = 41 (26%)

Hispanic, n = 4 (5%)

Hispanic, n = 6 (8%)

Hispanic, n = 10 (6%)

Black, n = 1 (1%)

Black, n = 2 (3%)

Black, n = 3 (2%)

Am. Ind., n = 1 (1%)

Am. Ind., n = 0 (0%)

Am. Ind., n = 1 (1%)


Incorrect respondents

Cohort (C1)

Cohort (C2)

Total (C1+C2)


Age

25.5 y, STD = 2.6

26.0 y, STD = 3.1

25.8 y, STD = 2.8

Sex

n = 36/51 M (70.6%)

n = 12/19 M (63.2%)

n = 48/70 M (68.5%)

n = 15/51 F (29.4%)

n = 7/19 F (36.8%)

n = 22/70 F (31.4%)

Race

n = 46/51 W (90.2%)

n = 10/19 W (52.6%)

n = 56/70 W (80%)*

n = 5/51 O (9.8%)

n = 9/19 O (47.4%)

n = 14/70 O (20%)*

Asian, n = 3/51 (6%)

Asian, n = 8/19 (42%)

Asian, n = 11/70 (16%)

Hisp., n = 1/51 (2%)

Hisp., n = 0 (0%)

Hisp., n = 1/70 (1.4%)

Black, n = 1/51 (2%)

Black, n = 1/19 (5%)

Black, n = 2/70 (3%)

Am. Ind., n = 0 (0%)

Am. Ind., n = 0 (0%)

Am. Ind., n = 0 (0%)


* denotes p < 0.05; ** denotes p < 0.01

M = Male, F = Female, W = White, O = Other, Hisp. = Hispanic, Am. Ind. = American Indian or Native American, y = years, STD = standard deviation

Kingsley et al. BMC Medical Education 2011 11:17   doi:10.1186/1472-6920-11-17

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