Table 1.

Descriptive statistics of participants (N=44).

Topic	Feedback condition (n=20)	Aids plus feedback condition (n=24)
Sex (female), n (%)	13 (65)	12 (50)
Age (years), mean (SD)	24.80 (1.44)	24.50 (0.60)
Number of acute lower back pain consultations, mean (SD)a	4.47 (3.37)	8.74 (6.22)
Number of feedback received after acute lower back pain consultations, mean (SD)a	2.79 (1.84)	4.61 (4.62)
Pretest scores, mean (SD)	17.00 (5.79)	16.13 (5.06)b
Posttest scores, mean (SD)	19.35 (4.10)	19.46 (3.72)
Score differences between pretest and posttest, mean (SD)	2.35 (6.79)	3.33 (5.96)

^aMissing data from one student.

^bOne student did not access the learning aids. Without this student, the scores were pretest mean 15.78 (SD 4.88), posttest mean 19.30 (SD 3.72), and score difference between pretest and posttest mean 3.52 (SD 6.02).