Table 3. Comparison of STEEM scores at the University of Dammam (current study) and Cassar's (2004) study.

Variable	Cassar (2004)	Current study
Sample size	26	91
Response rate	25/26 (96%)	91/145 (63%)
Male: female ratio	20:6	45:46
Overall STEEM mean score	148.7/200 (74.4%)	110.1/200 (55%)
Overall Cronbach alpha coefficient	0.877	0.793
Subscale % score (subscale cronbach alpha coefficient)
Teaching and training	79% (0.842)	52% (0.805)
Learning opportunities	67% (0.589)	57% (0.409)
Atmosphere	76% (0.574)	55% (0.572)
Supervision/workload/support	75% (0.569)	57% (0.696)
Gender significant differences	No significant statistical gender differences	Significant statistical gender differences- males scores higher than females