“…A description of the included studies is provided in Table 1 . In total, 21 studies, published in 24 records, 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 41 , 42 , 43 , 44 , 45 reported prevalence of anxiety among 3,639 parents. The sample sizes varied from 29 to 600 participants.…”