Table 6. Knowledge score by age.

P < 0.05 was considered significant.

Variable	Mean ± SD	P-value
Benefits
18–28	4.30 ± 1.031
29–39	4.56 ± 1.025
40–50	4.58 ± 0.662	0.071
51–60	4.41 ± 1.187
More than 60	4.54 ± 0.776
Sources
18–28	4.17 ± 1.854
29–39	3.70 ± 1.945
40–50	4.34 ± 1.556	0.74
51–60	4.23 ± 1.523
More than 60	4.08 ± 1.656
Toxicity
18–28	0.85 ± 0.354
29–39	0.92 ± 0.267
40–50	0.84 ± 0.366	0.19
51–60	0.86 ± 0.347
More than 60	0.85 ± 0.376
Overall
18–28	9.32 ± 2.349
29–39	9.18 ± 2.372
40–50	9.77 ± 1.771	0.56
51–60	9.50 ± 2.348
More than 60	9.46 ± 2.222