Table 1.
Characteristics of the study sample, N=84 139
| n (%) | |
|---|---|
| Vaccine uptake | |
| Initiated HPV vaccination | 65 843 (78.3) |
| Completed HPV vaccination | 61 951 (73.6) |
| Maternal education (years of schooling) | |
| Compulsory (≤10) | 14 803 (17.6) |
| Upper secondary, levels 1 and 2 (11–12) | 6669 (7.9) |
| Upper secondary, completed (13–14) | 26 755 (31.8) |
| Higher, undergraduate level (14–17) | 29 352 (34.9) |
| Higher, graduate level (≥18) | 6560 (7.8) |
| Maternal income (NOK*), median | 396 149 |
| Maternal employment status | |
| Employed | 71 467 (84.9) |
| Unemployed | 12 672 (15.1) |
| Paternal education (years of schooling) | |
| Compulsory (≤10) | 15 716 (18.7) |
| Upper secondary, levels 1 and 2 (11–12) | 6234 (7.4) |
| Upper secondary, completed (13–14) | 34 564 (41.1) |
| Higher, undergraduate level (14–17) | 18 493 (22.0) |
| Higher, graduate level (≥18) | 9132 (10.9) |
| Paternal income (NOK*), median | 525 861 |
| Paternal employment status | |
| Employed | 75 076 (89.2) |
| Unemployed | 9 063 (10.8) |
| Country of origin† | |
| Norway | 77 683 (92.3) |
| Western Europe | 695 (0.8) |
| Eastern Europe | 1 258 (1.5) |
| Middle East/North Africa | 1 417 (1.7) |
| South Asia | 1 426 (1.7) |
| East/Southeast Asia | 689 (0.8) |
| Sub-Saharan Africa | 793 (0.9) |
| America/Oceania | 178 (0.2) |
| Urbanity | |
| Rural (<10 000 inhabitants) | 20 772 (24.7) |
| Semiurban (10 000–49 999 inhabitants) | 35 766 (42.5) |
| Urban (≥50 000 inhabitants) | 27 601 (32.8) |
| Maternal age at birth of daughter (years) | |
| ≤25 | 18 822 (22.4) |
| 26–30 | 31 553 (37.5) |
| 31–35 | 23 967 (28.5) |
| >35 | 9 797 (11.6) |
| Number of siblings | |
| 0 | 3 076 (3.7) |
| 1 | 30 811 (36.6) |
| 2 | 30 507 (36.3) |
| 3 | 12 122 (14.4) |
| ≥4 | 7623 (9.1) |
*NOK=Norwegian kroner (€1 EUR≈8.5 NOK).
†List of countries in each category is supplied in the supplementary table S1.
HPV, human papillomavirus.