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Table 1 Reasons for non-vaccination or withdrawal from the vaccination protocol

From: “Why won’t they just vaccinate?” Horse owner risk perception and uptake of the Hendra virus vaccine

Theme

Code

N

Description

Example Comments

Attitude towards vaccine (n = 310)

Side effects

91

Reference to side effects, whether general or specific

The amount of horses either having a reaction or death from vaccination. (R17)

Cost

39

Reference to the cost of vaccination

The cost of the vaccine. (R7)

Testing

40

Reference to the need for more testing of the vaccine or the lack of testing

I’m not willing to vaccinate against Hendra until more testing is done on the vaccine (R14) Not enough research and the way it was rushed to market. (R41)

Safety

20

Reference to the safety of the vaccine

Until it has been proved for 5 years I am not convinced it is safe. (R54)

Efficacy

13

Reference to the vaccine not working,

Current vaccination is not proved sufficiently (R13)

Animal use

17

Reference to breeding animals and lack of safety, or issues with exporting vaccinated horses

Have not heard any proof if safe to use in breeding animals (R12)

Hendra virus vaccine protocol

21

Reference to concern regarding the protocol, number of vaccines required, vet involvement

The number of vaccines required and the frequency of them. (R21)

Licence

43

Reference to concern regarding the restricted licence for the vaccine

Unregistered Vaccine. (R17)

Future intention

13

Indication that vaccination maybe reconsidered in the future

If this is sorted in the future I will consider it more readily. (R14)

Attitude to vaccination

11

Indications of attitudes to vaccination in general or other vaccines for horses

I do however regularly vaccinate for strangles and tetanus which I see as a bigger threat having had one of my horse contract strangles even after vaccinating. (R28)

Freedom of choice

2

Indication of desire to make own choice about whether to vaccinate

I believe in pro-choice. (R46)

Risk assessment (n = 94)

Risk assessment

70

Evidence of risk assessment, weighing up the odds, insights into where respondents feel the risk lies, includes the risk of side effects from the vaccine and the risk of Hendra virus infection

They are not in contact with other horses. (R8) The chance of reaction is higher than the chance of catching Hendra when precautions are taken. (R43)

Biosecurity

10

Evidence of adoption or consideration of biosecurity practices

Extremely low flying fox/bat population in our area and no contact with horse from neighbouring properties. Removal of all fruiting trees and regular monitoring of blossoming/flower native trees which coincide with paddock rotations. (R34)

Horse health

14

Reference to underlying horse health issues which precludes the vaccine being able to be used.

One is not vaccinated as she is elderly and the risk of infection and contact with people is very low. (R32)

Attitude towards authorities (n = 36)

Authorities

36

Reference to authorities, whether veterinarians or pharmaceutical companies, their behaviour, motivation

Horses have died from this vaccine and the authorities are not acknowledging this fact!! (R142)

Other (n = 1)

Other

1

Comments that do not fit in to current categories but still need to be considered.

Availability (work full time during the week and compete full time on the weekends). (R22)