Table 1

Association between vaccine uptake and timing of COVID-19 pandemic onset*

VaccineUptakeBefore COVID-19 onset
n (%)
After COVID-19 onset
n (%)
P value
BCGNo3 (0.3)3 (0.4)0.50
Yes1191 (99.7)683 (99.6)
HBV0No84 (7.0)40 (5.8)0.31
Yes1110 (93.0)646 (94.2)
OPV0No60 (5.0)30 (4.4)0.52
Yes1134 (95.0)656 (95.6)
OPV1No184 (15.4)192 (28.4)<0.01
Yes1010 (84.6)483 (71.6)
PCV1No184 (15.4)192 (28.4)<0.01
Yes1010 (84.6)483 (28.4)
PENTA1No184 (15.4)191 (28.3)<0.01
Yes1010 (84.6)484 (71.7)
OPV2No268 (22.4)226 (33.9)<0.01
Yes926 (77.6)440 (66.1)
PCV2No268 (22.4)227 (32.0)<0.01
Yes926 (77.6)440 (68.0)
PENTA2No268 (22.4)228 (34.2)<0.01
Yes926 (77.6)439 (65.8)
OPV3No389 (32.6)336 (50.4)<0.01
Yes804 (67.4)331 (49.6)
PCV3No391 (32.8)336 (50.4)<0.01
Yes801 (67.2)331 (49.6)
PENTA3No393 (32.9)336 (50.4)<0.01
Yes801 (67.1)331 (49.6)
IPVNo607 (50.8)356 (53.4)0.29
Yes587 (49.2)311 (46.6)
MeaslesNo648 (54.3)539 (81.7)<0.01
Yes546 (45.7)121 (18.3)
Yellow feverNo660 (55.3)572 (87.7)<0.01
Yes533 (44.7)88 (13.3)
  • *There were some missing data.

  • HBV, hepatitis B vaccine; IPV, inactivated polio vaccine; OPV, oral polio vaccine; PCV, pneumococcal conjugate vaccine; PENTA, pentavalent vaccine.