Table 1. Parents’ demographics.
* statistical significance
SAR: Saudi Riyal
| Variables | n (%) | Mean Knowledge | P-value | |
| Gender | ||||
| Men | 94 (25.0) | 6.04 | 0.0226* | |
| Women | 282 (75.0) | 6.78 | ||
| Age (years) | ||||
| 18-28 | 64 (17.0) | 6.76 | 0.78 | |
| 29-39 | 174 (46.3) | 6.65 | ||
| 40-50 | 123 (32.7) | 6.48 | ||
| Above 50 | 15 (3.99) | 6.06 | ||
| Monthly Family Income | ||||
| Less than 4000 SAR | 48 (12.8) | 6.16 | 0.52 | |
| From 4000 to under 10000 SAR | 214 (57.1) | 6.67 | ||
| From 10000 to under 20000 SAR | 87 (23.2) | 6.56 | ||
| Above 20000 SAR | 26 (6.93) | 7.07 | ||
| Level of education | ||||
| Lower than high school | 52 (14.14) | 5.15 | 0.0038* | |
| High school | 108 (28.7) | 6.54 | ||
| College and higher | 214 (56.9) | 6.89 | ||
| Relationship status | ||||
| Married | 357 (94.95) | 6.60 | 0.77 | |
| Unmarried | 19 (5.05) | 6.42 | ||
| Number of children | ||||
| 0 | 33 (8.78) | 6.75 | 0.45 | |
| 1-2 | 170 (45.2) | 6.75 | ||
| ≥3 | 173 (46.0) | 6.40 | ||
| Presence of child with special needs? | ||||
| Yes | 73 (19.4) | 6.58 | 0.98 | |
| No | 303 (80.6) | 6.59 | ||
| Presence of a helper at home? | ||||
| Yes | 145 (38.6) | 6.58 | 0.94 | |
| No | 231 (61.4) | 6.60 | ||
| Does your child get a developmental examination when they get their vaccinations? | ||||
| Yes | 274 (72.9) | 6.66 | 0.75 | |
| No | 102 (27.1) | 6.56 |