Table 2.

Pre-course, post-course and 6-month follow-up test scores by country

	Pre-test*	Post-test*	6-month test*
Ghana	44.2±11.5	69.1±11.5†	81.6±7.3†
USA	60.4±12.5	77.6±12.4†	66.1±10.8

Mean % correct, ±SD.

*Significant difference between countries (p < 0.05).

†Significant difference from pre-test (p < 0.05)