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. 2022 Nov 8;10(11):e37579. doi: 10.2196/37579

Table 3.

Evaluation of the 15-month booking reminder by parents who reported receiving the 15-month reminder (n=114) and public health center staff who completed the survey (n=22).

Variable Response, n (%)

Mill Woods Lethbridge Total
Parents

15-month reminder was helpful (n=114)


Yes 57 (96.6) 53 (96.4) 110 (96.5)


No 1 (1.7) 1 (1.8) 2 (1.8)


I do not know 1 (1.7) 1 (1.8) 2 (1.7)

Impact of the 15-month reminder (n=110)a


Booked appointment 14 (24.6) 14 (26.4) 28 (25.5)


Changed appointment 4 (7) 2 (3.8) 6 (5.5)


Did nothing 37 (64.9) 34 (64.2) 71 (64.5)


Forgot to book or reschedule 1 (1.8) 2 (3.8) 3 (2.7)


Other 1 (1.8) 1 (1.9) 2 (1.8)

Why the 5-month reminder was helpful (n=110)a,b


Reminded of the appointment 55 (96.5) 53 (100) 108 (98.2)


Specified the name of the child 15 (26.3) 16 (30.2) 31 (28.2)


Included phone number to call for booking 18 (31.6) 24 (45.3) 42 (38.2)


Included vaccine information link 5 (8.8) 14 (26.4) 19 (17.3)

Best time to send the reminder (n=222)c


When child is 15 months 32 (30.5) 31 (26.5) 63 (28.4)


When child is 16 months 25 (23.8) 29 (24.8) 54 (24.4)


When child is 17 months 48 (45.7) 66 (56.4) 114 (51.4)


Other 10 (9.5) 5 (4.3) 15 (6.8)
Public health center staff

15-month reminder was helpful (n=22)


Yes 12 (100) 9 (90) 21 (95.5)


No 0 (0) 1 (10) 1 (4.5)


Not sure or do not know 0 (0) 0 (0) 0 (0)

Impact of the 15-month reminder (n=21)b,d


More clients came to their scheduled immunization than usual 10 (83.3) 8 (88.9) 18 (85.7)


More clients canceled or rescheduled than usual 1 (8.3) 2 (22.2) 3 (14.3)


Other 2 (16.7) 1 (11.1) 3 (14.3)


No change 0 (0) 0 (0) 0 (0)

Best time to send the reminder (n=22)


When child is 15 months 5 (41.7) 2 (20) 7 (31.8)


When child is 16 months 4 (33.3) 6 (60) 10 (45.5)


When child is 17 months 3 (25) 0 (0) 3 (13.7)


No need to send a booking or rescheduling reminder 0 (0) 1 (10) 1 (4.5)


Other 0 (0) 1 (10) 1 (4.5)

How many reminders should be sent (n=22)


1 4 (33.3) 3 (30) 7 (31.8)


2 6 (50) 6 (60) 12 (54.5)


3 2 (16.7) 1 (10) 3 (13.7)

aFor parents who responded that the 15-month reminder was helpful (Mill Woods: n=57; Lethbridge: n=53).

bRespondents could select more than one option.

cAnswered by all parents, not just those who received the 15-month reminder.

dFor staff who responded that the 15-month reminder was helpful.