Table 4.
Relationship of socio-demographic variables and social-psychological factors with the daughters’ HPV vaccination intention
| Variables |
Univariate simple regression analysis among 75% of the daughters (n = 482) |
Multivariate backward regression analysis among 75% of the daughters (n = 452) |
Multivariate backward regression analysis among 25% of the daughters (n = 147) |
|||
|---|---|---|---|---|---|---|
| Mean (standard deviation) or percentage | Association1 | Beta (standard error) | Standardized Beta | Beta (standard error) | Standardized Beta | |
|
HPV vaccination uptake |
|
.35** |
0.36 (0.14) |
.09* |
0.92 (0.25) |
.23** |
| Has not received three HPV-injections (reference) |
52 |
|
|
|
|
|
| Has received three HPV-injections |
48 |
|
|
|
|
|
| |
|
|
|
|
|
|
|
Sample |
|
.00 |
0.15 (0.13) |
.04 |
0.11 (0.23) |
.03 |
| Praeventis (reference) |
64 |
|
|
|
|
|
| Online panel |
36 |
|
|
|
|
|
| |
|
|
|
|
|
|
|
Socio-demographic variables |
|
|
|
|
|
|
| Age |
13.51 (0.51) |
.00 |
|
|
|
|
| Educational level daughter |
|
.00 |
|
|
|
|
| Low (reference) |
59% |
|
|
|
|
|
| Intermediate |
41% |
|
0.22 (0.12) |
.06 |
−0.11 (0.21) |
-.03 |
| Highest completed level of education of parents |
|
.00 |
|
|
|
|
| Low (reference) |
22% |
|
|
|
|
|
| Intermediate |
32% |
|
0.08 (0.15) |
.02 |
0.18 (0.24) |
.04 |
| High |
46% |
|
0.04 (0.15) |
.01 |
0.31 (0.23) |
.08 |
| Country of birth mother |
|
.00 |
|
|
|
|
| The Netherlands (reference) |
74% |
|
|
|
|
|
| Surinam/Antilles |
7% |
|
0.05 (0.24) |
.01 |
0.08 (0.41) |
.01 |
| Turkey/Morocco |
15% |
|
−0.09 (0.19) |
-.02 |
0.25 (0.34) |
.04 |
| Other |
4% |
|
0.08 (0.26) |
.01 |
−1.18 (0.45) |
-.13 |
| Country of birth daughter |
|
.00 |
|
|
|
|
| The Netherlands (reference) |
92% |
|
|
|
|
|
| Surinam/Antilles |
2% |
|
−0.74 (0.43) |
-.05 |
−0.03 (0.59) |
−0.00 |
| Turkey/Morocco |
3% |
|
0.21 (0.33) |
.02 |
- |
- |
| Other |
3% |
|
0.35 (0.33) |
.03 |
1.62 (0.56) |
.13* |
| Protestant religion |
|
.02* |
|
|
|
|
| No (reference) |
82% |
|
|
|
|
|
| Yes |
19% |
|
0.02 (0.13) |
.00 |
−0.15 (0.23) |
-.03 |
|
Social psychological variables |
|
|
|
|
|
|
| Knowledge about the HPV vaccination |
3.59 (2.41) |
.00 |
|
|
|
|
| Risk perception (having received no HPV vaccination) |
−0.61 (1.39) |
.23** |
0.19 (0.04) |
.13** |
|
|
| Risk perception (having received the HPV vaccination) |
−1.49 (1.22) |
.00 |
|
|
|
|
| Attitude towards the HPV vaccination |
2.43 (6.02) |
.62** |
0.12 (0.01) |
.37** |
0.14 (0.03) |
.39** |
| Negative outcome expectations of the HPV vaccination |
5.66 (4.71) |
.09** |
|
|
|
|
| Positive outcome expectations of the HPV vaccination |
−1.02 (4.17) |
.10** |
|
|
|
|
| Anticipated regret about rejecting the HPV vaccination |
3.24 (1.43) |
.27** |
|
|
0.24 (0.08) |
.17* |
| Anticipated regret about receiving the vaccination |
3.11 (1.52) |
.09** |
|
|
|
|
| Beliefs about the HPV vaccination |
2.11 (8.31) |
.47** |
0.05 (0.01) |
.21** |
|
|
| Relative effectiveness of the HPV vaccination |
−2.45 (2.61) |
.36** |
|
|
|
|
| Ambivalence towards the HPV vaccination decision |
−0.11 (4.64) |
.00 |
|
|
|
|
| Confidence in authorities involved in the HPV vaccination |
1.46 (3.49) |
.29** |
|
|
|
|
| Subjective norms towards the HPV vaccination |
13.87 (18.60) |
.46** |
0.02 (0.00) |
.15** |
0.03 (0.01) |
.23* |
| Descriptive norms towards the HPV vaccination |
4.51 (1.42) |
.11** |
|
|
|
|
| Self-efficacy expectations towards the HPV vaccination |
1.43 (4.70) |
.06** |
|
|
|
|
| HPV vaccination information processing |
1.00 (3.16) |
.03** |
|
|
|
|
| Habit strength towards the HPV vaccination |
−0.28 (3.02) |
.32** |
0.08 (0.02) |
.12** |
|
|
| Decisional conflict about the HPV vaccination – value clarity |
1.92 (3.99) |
.02* |
|
|
|
|
| Decisional conflict about the HPV vaccination – certainty |
2.06 (4.12) |
.01 |
|
|
|
|
| Opinion about alternative medicine |
−0.28 (1.65) |
.00 |
|
|
|
|
| Past experience of the mother with cervical cancer |
|
.00 |
|
|
|
|
| No (reference) |
98% |
|
|
|
|
|
| Yes |
2% |
|
|
|
|
|
| Past experience of the mother with other cancer forms |
|
.00 |
|
|
|
|
| No (reference) |
96% |
|
|
|
|
|
| Yes |
4% |
|
|
|
|
|
| Past experience of the mother with abnormal pap smear |
|
.00 |
|
|
|
|
| No (reference) |
92% |
|
|
|
|
|
| Yes |
8% |
|
|
|
|
|
| Past experience of someone from the close environment with cervical cancer |
|
.00 |
|
|
|
|
| No (reference) |
87% |
|
|
|
|
|
| Yes |
13% |
|
|
|
|
|
| Past experience of someone from the close environment with other cancer forms |
|
.00 |
|
|
|
|
| No (reference) |
22% |
|
|
|
|
|
| Yes |
78% |
|
|
|
|
|
| Past experience of someone from the close environment with abnormal pap smear |
|
.01 |
|
|
|
|
| No (reference) |
86% |
|
|
|
|
|
| Yes |
14% |
|
|
|
|
|
| |
|
|
|
|
|
|
|
Model fit for multivariate models |
|
|
|
|
|
|
| R2 of HPV vaccination uptake |
|
|
|
.36 |
|
.49 |
| R2 change of HPV vaccination uptake |
|
|
|
.36 |
|
.49 |
| F change of HPV vaccination uptake |
|
|
|
257.28** |
|
137.34** |
| R2 of HPV vaccination uptake + sample |
|
|
|
.36 |
|
.49 |
| R2 change of HPV vaccination uptake + sample |
|
|
|
.00 |
|
.00 |
| F change of HPV vaccination uptake + sample |
|
|
|
0.16 |
|
0.58 |
| R2 of HPV vaccination uptake + sample + socio-demographic variables |
|
|
|
.38 |
|
.54 |
| R2 change of HPV vaccination uptake + sample + socio-demographic variables |
|
|
|
.02 |
|
.05 |
| F change of HPV vaccination uptake + sample + socio-demographic variables |
|
|
|
1.41 |
|
1.54 |
| R2 of HPV vaccination uptake + sample + socio-demographic + social-psychological variables |
|
|
|
.73 |
|
.77 |
| R2 change of HPV vaccination uptake + sample + socio-demographic + social-psychological variables |
|
|
|
.34 |
|
.24 |
| F change of HPV vaccination uptake + sample + socio-demographic + social-psychological variables | 109.17** | 45.91** | ||||
Notes 1) R**2; Mothers received questions about the HPV vaccination of their daughter, whereas daughters answered questions about the HPV vaccination of themselves; *p < .01; **p < .001.