Table 2.
Comparison of characteristics of participants identifying as eligible for Mpox vaccine by vaccination status.
| Variable |
Total Eligible (N=222) n/N (%) |
Vaccinated (N=146) n/N (%) |
Not Vaccinated (N=76) n/N (%) |
p-value |
|---|---|---|---|---|
| SOCIO-DEMOGRAPHICS | ||||
| Age (median (IQR)) | 34 (28-41) | 34 (29-41) | 34 (27-42) | 0.928 |
| Race/Ethnicity (collapsed) | 0.679 | |||
| Indigenous | 11/206 (5.3%) |
6/136 (4.4%) |
5/70 (7.1%) |
|
| Other Racialized Minority | 87/206 (42.2%) |
59/136 (43.4%) |
28/70 (40.0%) |
|
| White | 108/206 (52.4%) |
71/136 (52.2%) |
37/70 (52.9%) |
|
| Gender identity (check all that apply) | ||||
| Genderqueer | 14/208 (6.7%) |
10/138 (7.2%) |
4/70 (5.7%) |
0.777 |
| Man | 173/208 (83.2%) |
121/138 (87.7%) |
52/70 (74.3%) |
0.025 |
| Non-Binary | 19/208 (9.1%) |
12/138 (8.7%) |
7/70 (10.0%) |
0.957 |
| Woman | 10/208 (4.8%) |
2/138 (1.4%) |
8/70 (11.4%) |
0.003 |
| Other term/Prefer not to say | 13/208 (6.3%) |
6/138 (4.3%) |
7/70 (10.0%) |
0.188 |
| Gender identity | 0.212 | |||
| Transgender | 19/206 (9.2%) |
10/137 (7.3%) |
9/69 (13.0%) |
|
| Cisgender | 174/206 (84.5%) |
120/137 (87.6%) |
54/69 (78.3%) |
|
| Other/Prefer not to say | 13/206 (6.3%) | 7/137 (5.1%) | 6/69 (8.7%) | |
| Sexual identity (check all that apply) | ||||
| Bi (bisexual) | 35/208 (16.8%) |
13/138 (9.4%) |
22/70 (31.4%) |
<0.001 |
| Gay | 154/208 (74.0%) |
118/138 (85.5%) | 36/70 (51.4%) | <0.001 |
| Heteroflexible (mostly straight) | 11/208 (5.3%) | 2/138 (1.4%) | 9/70 (12.9%) | 0.001 |
| Pansexual | 25/208 (12.0%) | 12/138 (8.7%) | 13/70 (18.6%) | 0.065 |
| Queer | 40/208 (19.2%) |
26/138 (18.8%) |
14/70 (20.0%) |
0.989 |
| Straight (heterosexual) | 1/208 (0.05%) |
1/208 (0.05%) |
0/208 (0.0%) |
--- |
| Other term/prefer not to say | 13/208 (6.3%) |
6/138 (4.3%) |
7/70 (10.0%) |
0.198 |
| Education (University vs. lower) | 137/208 (65.9%) |
96/138 (69.6%) |
41/70 (58.6%) |
0.154 |
| Annual income (< $20,000 vs. higher) | 26/208 (12.5%) |
12/138 (8.7%) |
14/70 (20.0%) |
0.035 |
| Employment (Full-time 30+ hours/week vs. other) | 130/208 (62.5%) |
89/138 (64.5%) |
41/70 (58.6%) |
0.495 |
| Unstable Housing (Homeless or temporarily live with someone else, past year vs. not) | 20/208 (9.6%) |
14/138 (10.1%) |
6/70 (8.6%) |
0.909 |
| Ever diagnosed with HIV (vs. not) | 16/206 (7.8%) |
13/137 (9.5%) |
3/69 (4.3%) |
0.272 |
| Time spent hanging out with Transgender people or gbMSM | <0.001 | |||
| Little to 25% | 64/208 (30.8%) |
30/138 (21.7%) |
34/70 (48.6%) |
|
| 50% | 37/208 (17.8%) |
27/138 (19.6%) |
10/70 (14.3%) |
|
| 75% to most | 107/208 (51.4%) |
81/138 (58.7%) |
26/70 (37.1%) |
|
| SEXUAL BEHAVIOUR | ||||
| Eligibility criteria met for vaccine: (yes vs. no/prefer not to say) | ||||
| Two or more sexual partners | 173/221 (78.3%) |
122/145 (84.1%) |
51/76 (67.1%) |
0.006 |
| Diagnosis of bacterial STI | 48/219 (21.9%) |
31/144 (21.5%) |
17/75 (22.7%) |
0.983 |
| Attended venues/locations for sexual contact | 92/220 (41.8%) |
70/144 (48.6%) |
22/76 (28.9%) |
0.008 |
| Anonymous or casual sex | 182/221 (82.4%) |
123/146 (84.2%) |
59/75 (78.7%) |
0.399 |
| Engage in sex work or planning to as worker or client | 15/220 (6.8%) |
12/145 (8.3%) |
3/75 (4.0%) |
0.363 |
| Types of sex (past 6 mos; check all that apply) | ||||
| Threesomes | 99/204 (48.5%) |
72/135 (53.3%) |
27/69 (39.1%) | 0.076 |
| Group sex (sex between 4 or more people) | 38/204 (18.6%) |
30/135 (22.2%) |
8/69 (11.6%) |
0.098 |
| There is an outbreak of monkeypox in BC (yes vs. no) | 206/222 (92.8%) |
138/146 (94.5%) |
68/76 (89.5%) |
0.269 |
| Most cases of monkeypox have been in men who have sex with men (yes vs. no) | 206/221 (93.2%) |
141/145 (97.2%) |
65/76 (85.5%) |
0.003 |
| Symptoms include blisters or lesions (yes vs. no) | 204/221 (92.3%) |
140/145 (96.6%) |
64/76 (84.2%) |
0.003 |
| Main route of transmission is through close physical contact during sex (yes vs. no) | 199/220 (90.5%) |
131/144 (91.0%) |
68/76 (89.5%) |
0.906 |
| There is a vaccine which provides protection (yes vs. no) | - | - | 67/76 (88.2%) |
- |
| BELIEFS | ||||
| Perceived Susceptibility (I believe I am at risk of monkeypox; strongly agree/agree vs. other responses) | 166/218 (76.1%) |
120/145 (82.8%) |
46/73 (63.0%) |
0.002 |
| Perceived Severity (If I got monkeypox the consequences would be severe; strongly agree/agree vs. other responses) | 116/216 (53.7%) |
76/144 (52.8%) |
40/72 (55.6%) |
0.809 |
| Perceived Benefits (I believe the vaccine is effective; strongly agree/agree vs. other responses) | 179/218 (82.1%) |
122/145 (84.1%) |
57/73 (78.1%) |
0.361 |
| Perceived Safety (I believe the vaccine is safe; strongly agree/agree vs. other responses | 188/216 (87.0%) |
129/144 (89.6%) |
59/72 (81.9%) |
0.174 |
| PSYCHOLOGICAL ANTECEDENTS OF VACCINATION1 |
Mean score (SD) |
Mean score (SD) |
Mean score (SD) |
|
| Confidence (I am completely confident that vaccines are safe) | 6.35 (1.00) | 6.38 (0.91) | 6.29 (1.16) | 0.572 |
| Complacency (Vaccination is unnecessary because vaccine-preventable diseases are not common anymore) | 1.52 (1.24) | 1.52 (1.29) | 1.51 (1.14) | 0.935 |
| Constraints (Everyday stress prevents me from getting vaccinated) | 2.06 (1.66) | 1.82 (1.53) | 2.51 (1.81) | 0.006 |
| Calculation (When I think about getting vaccinated, I weigh benefits and risks to make the best decision possible). | 5.18 (1.85) | 5.18 (1.91) | 5.18 (1.73) | 0.996 |
| Collective Responsibility (When everyone is vaccinated, I don’t have to get vaccinated too). | 6.55 (0.98) | 6.52 (1.00) | 6.61 (0.93) | 0.515 |
| CUES TO ACTION | ||||
| Knows someone who tested positive for MPox (Yes vs. No/Not Sure) | 28/221 (12.7%) |
22/146 (15.1%) |
6/75 (8.0%) |
0.200 |
| Knows someone who has received the vaccine (Yes vs. No/Not Sure) | 172/218 (78.9%) |
139/145 (95.9%) |
33/73 (45.2%) |
<0.001 |
| Saw information promoting the vaccine (past 3 months; Yes vs. No/Not Sure) | 158/218 (72.5%) |
117/145 (80.7%) |
41/73 (56.2%) |
<0.001 |
|
Vaccine recommended by: (past 3 months; Yes vs. No/Not Sure) |
||||
| Friends | 143/212 (67.5%) |
114/141 (80.9%) |
29/71 (40.8%) |
<0.001 |
| Family Members or Relatives | 24/209 (11.5%) |
21/138 (15.2%) |
3/71 (4.2%) |
0.021 |
| Partner or Sexual Partner(s) | 110/211 (52.1%) |
91/140 (65.0%) |
19/71 (26.8%) |
<0.001 |
| Doctor or Nurse | 99/210 (47.1%) |
85/139 (61.2%) |
14/71 (19.7%) |
<0.001 |
| Staff member of a community organization | 67/211 (31.8%) |
56/140 (40.0%) |
11/71 (15.5%) |
<0.001 |
| Someone else | 44/207 (21.3%) |
33/136 (24.3%) |
11/71 (15.5%) |
0.199 |
| PREVIOUS RECEIPT OF VACCINES | ||||
| COVID Vaccine (any) | 206/210 (98.1%) |
138/139 (99.3%) |
68/71 (95.8%) |
0.113 |
| COVID Vaccine (at least one booster) | 194/210 (92.4%) |
131/139 (94.2%) |
63/70 (88.7%) |
0.250 |
| Hepatitis A Vaccine | 173/210 (82.4%) |
115/139 (82.7%) |
58/70 (81.7%) |
1.00 |
1
For each item, based on score from 1 (lowest; strongly disagree) to 7 (highest; strongly agree); collective responsibility is reverse scored).