Table 2
Frequency (%) of websites that indicated last date of update
Frequency
Not stated
86 (44.3%)
0–6 months
17 (8.8%)
7–12 months
28 (14.4%)
13–18 months
40 (20.6%)
19–24 months
11 (5.7%)
2–3 years
16 (8.2%)