COVID-19 vaccination coverage among healthcare workers in obstetrics and gynecology during the first three months of vaccination campaign: a cross-sectional study in Jiangsu province, China

Figures & data

Figure 1. Flow diagram of participants in the survey.

Table 1. Comparison of demographic characteristics between participants vaccinated or unvaccinated with the COVID-19 vaccine

Item	Total, N = 618	Vaccinated, n = 488 (%)	Unvaccinated, n = 130 (%)	Statistic	P
Subject source				χ^2 = 14.436	<.001
Attendees of a symposium	226	197 (87.2)	29 (12.8)
Nanjing Drum Tower Hospital	392	291 (74.2)	101 (25.8)
Gender				χ^2 = 2.477	.116
Male	37	33 (89.2)	4 (10.8)
Female	581	455 (78.3)	126 (21.7)
Age (years)		36 (30–45)	33 (28–39)	z = 2.537	.011
Education				z = 0.146	.884
Doctorial degree	58	48 (9.8)	10 (7.7)
Master degree	151	117 (24.0)	34 (26.2)
University (Bachelor) and below	409	323 (66.2)	86 (66.2)
Profession				χ^2 = 5.017	.081
Physician	322	265 (82.3)	57 (17.7)
Nurse/midwife	235	175 (74.5)	60 (25.5)
Laboratory staff and others	61	48 (78.7)	13 (21.3)
Professional title				z = 2.985	.003
High (senior)	81	69 (14.1)	12 (9.2)
High (junior)	112	96 (19.7)	16 (12.3)
Middle	179	142 (29.1)	37 (28.5)
Primary	246	181 (37.1)	65 (50.0)
Hospital level				χ^2 = 3.131	.077
A	554	432 (78.0)	122 (22.0)
B and C	64	56 (87.5)	8 (12.5)
University hospital				χ^2 = 5.528	.019
Yes	537	416 (77.5)	121 (22.5)
No	81	72 (88.9)	9 (11.1)

Table 2. Healthcare workers’ knowledge of and attitudes to COVID-19 vaccine

Item	Total, N = 618	Vaccinated, n = 488	Unvaccinated, n = 130	Statistic	P
Vaccine type used in China (%)				χ^2 = 4.205	.122
Correct answer	430 (69.6)	349 (71.5)	81 (62.3)
Wrong answer	85 (13.7)	62 (12.7)	23 (17.7)
Unknown	103 (16.7)	77 (15.8)	26 (20.0)
Vaccine knowledge source (%)
News media	531 (85.9)	416 (85.2)	115 (88.5)	χ^2 = 0.878	.349
Academic journals	219 (35.4)	173 (35.5)	46 (35.4)	χ^2 = 0.000	1.000
From colleagues	302 (48.9)	224 (45.9)	78 (60.0)	χ^2 = 8.166	.004
From experts	300 (48.5)	244 (50.0)	56 (43.1)	χ^2 = 1.970	.160
From lecture in hospital	224 (36.2)	182 (37.3)	42 (32.3)	χ^2 = 1.105	.293
From lecture in symposium	76 (12.3)	60 (12.3)	16 (12.3)	χ^2 = 0.000	1.000
Almost unknown	9 (1.5)	7 (1.4)	2 (1.5)	χ^2corr = 0.000	1.000
Safety of the COVID-19 vaccine (%)				z = 3.906	<.001
Very worry/worry	19 (3.1)	14 (2.9)	5 (3.8)
Somewhat worry	207 (33.5)	145 (29.7)	62 (47.7)
Little or no worry	392 (63.4)	329 (67.4)	63 (48.5)
Efficacy of the COVID-19 vaccine (%)				z = 2.639	.008
Very confident/ confident	305 (49.4)	253 (51.8)	52 (40.0)
Somewhat confident	296 (47.9)	225 (46.1)	71 (54.6)
Little or no confident	17 (2.7)	10 (2.1)	7 (5.4)

Table 3. Factors associated with the decline of COVID-19 vaccination: logistic regression

	Unadjusted					Adjusted*
Variables	β	P	OR	95%CI		β	P	OR	95%CI
Subject source
Attendees of a symposium	-	<.001	1.000	Reference		-	.016	1.000	Reference
Nanjing Drum Tower Hospital	0.858	<.001	2.358	1.502	3.701	1.220	.016	3.386	1.253	9.149
Safety of the COVID-19 vaccine (%)
Little or no worry	-	<.001	1.000	Reference		-	.024	1.000	Reference
Somewhat worry	0.803	<.001	2.233	1.495	3.336	0.663	.006	1.941	1.207	3.123
Very worry/worry	0.623	.247	1.865	0.649	5.362	0.420	.459	1.522	0.501	4.625
Efficacy of the COVID-19 vaccine (%)
Little or no confident	-	.016	1.000	Reference		-	.328	1.000	Reference
Somewhat confident	−0.797	.119	0.451	0.165	1.228	−0.677	.206	0.508	0.178	1.452
Very confident/ confident	−1.225	.018	0.294	0.107	0.807	−0.814	.138	0.443	0.151	1.300

*Adjusted for age, profession, education, interaction between education and the subject source, professional title, hospital level, and university hospital.

Table 4. Reasons for getting vaccinated with COVID-19 vaccine in 488 healthcare workers

Reasons	N (%)
Totally own decision, no specific reason	324 (66.4)
Hesitancy, but received following	154 (31.6)
Consulted the scientific literature	27 (5.5)
Encouraged by family members	5 (1.0)
Encouraged by colleagues	28 (5.7)
Encouraged by friends	6 (1.2)
Encouraged by experts	8 (1.6)
Encouraged by news media	5 (1.0)
Requested by employers	75 (15.4)
Unwilling to, but followed employers’ mandates	10 (2.0)

Table 5. Reasons for decline of COVID-19 vaccination in 130 unvaccinated healthcare workers

Reasons	N (%)
Totally own decision, no specific reason	0
Not willing to, but find other excuses, such as toothache, cold, and others	15 (11.5)
Worry about the efficacy of the vaccine	1 (0.8)
Worry about short-term protection (3–6 months)	3 (2.3)
Worry about short period of time from study to application	4 (3.1)
Worry about political involvement	0
Influenced by colleagues	0
Influenced by experts	0
Influenced by friends	1 (0.8)
In good health condition, but worry about the safety of the vaccine	17 (13.1)
Worry about the safety of the vaccine because of own chronic diseases	14 (10.7)
Willing to taking, but declined by vaccination staff	19 (14.6)
Others	56 (43.1)
Pregnancy preparation	11 (8.4)
Breastfeeding	14 (10.8)
Pregnancy	14 (10.8)
HPV vaccination	10 (7.7)
Acute upper respiratory infection	2 (1.5)
Allergic to penicillin	1 (0.8)
Urticaria	1 (0.8)
Oral thyroxine	1 (0.8)
Menstrual period	2 (1.5)