Table 2.

Nutritional health knowledge items of pregnant women participating in the nutritional health survey according to education level and age group, April–May 2022 (n = 401).

No.	Topic	Education Level			Age Group			Total (n = 401)
		Pre-University (n = 171)	University (n = 230)	Sig.	≤28 Years Old (n = 100)	>28 Years Old (n = 300)	Sig.
1	Iron	126 (73.7%)	196 (85.2%)	0.004	79 (79%)	242 (80.7%)	0.717	322 (80.3%)
2		38 (22.2%)	65 (28.3%)	0.171	26 (26%)	77 (25.7%)	0.947	103 (25.7%)
3		85 (49.7%)	124 (53.9%)	0.404	59 (59%)	149 (49.7%)	0.106	209 (52.1%)
4		113 (66.1%)	180 (78.3%)	0.007	68 (68%)	225 (75%)	0.171	293 (73.1%)
5	Folic Acid	146 (85.4%)	191 (83%)	0.527	83 (83%)	253 (84.3%)	0.753	337 (84%)
6		50 (29.2%)	107 (46.5%)	<0.001	34 (34%)	122 (40.7%)	0.237	157 (39.2%)
7		56 (32.7%)	118 (51.3%)	<0.001	38 (38%)	136 (45.3%)	0.200	174 (43.4%)
8	Calcium	151 (88.3%)	211 (91.7%)	0.251	87 (87%)	274 (91.3%)	0.206	362 (90.3%)
9		47 (27.5%)	93 (40.4%)	0.007	31 (31%)	108 (36%)	0.363	140 (34.9%)
10		149 (87.1%)	204 (88.7%)	0.634	88 (88%)	264 (88%)	1.000	353 (88%)
11	ω − 3	152 (88.9%)	221 (96.1%)	0.005	90 (90%)	282 (94%)	0.175	373 (93%)
12		126 (73.7%)	185 (80.4%)	0.109	78 (78%)	232 (77.3%)	0.890	311 (77.6%)
13	Vit. D	82 (48%)	115 (50%)	0.685	38 (38%)	159 (53%)	0.009	197 (49.1%)
14		47 (27.5%)	88 (38.3%)	0.024	29 (29%)	106 (35.3%)	0.246	135 (33.7%)
15	Iodine	138 (80.7%)	206 (89.6%)	0.012	77 (77%)	266 (88.7%)	0.004	344 (85.8%)
16		55 (32.2%)	109 (47.4%)	0.002	32 (32%)	131 (43.7%)	0.040	164 (40.9%)
17	Vit. A	61 (35.7%)	118 (51.3%)	0.002	40 (40%)	139 (46.3%)	0.270	179 (44.6%)
18	Major Ntr.	158 (92.4%)	214 (93%)	0.805	96 (96%)	275 (91.7%)	0.148	372 (92.8%)
19		126 (73.7%)	192 (83.5%)	0.017	82 (82%)	235 (78.3%)	0.434	318 (79.3%)
20		144 (84.2%)	223 (97%)	<0.001	87 (87%)	279 (93%)	0.062	367 (91.5%)
21	Nutritional Recommendations	61 (35.7%)	116 (50.4%)	0.003	34 (34%)	143 (47.7%)	0.017	177 (44.1%)
22		115 (67.3%)	184 (80%)	0.004	74 (74%)	225 (75%)	0.842	299 (74.6%)
23		141 (82.5%)	211 (91.7%)	0.005	87 (87%)	264 (88%)	0.792	352 (87.8%)
24		116 (67.8%)	127 (55.2%)	0.011	72 (72%)	170 (56.7%)	0.007	243 (60.6%)
25		119 (69.6%)	186 (80.9%)	0.009	76 (76%)	228 (76%)	1.000	305 (76.1%)
26		93 (54.4%)	162 (70.4%)	<0.001	67 (67%)	187 (62.3%)	0.401	255 (63.6%)
27		135 (78.9%)	196 (85.2%)	0.102	84 (84%)	246 (82%)	0.649	331 (82.5%)
28		121 (70.8%)	209 (90.9%)	<0.001	67 (67%)	263 (87.7%)	<0.001	330 (82.3%)
29		61 (35.7%)	121 (52.6%)	<0.001	42 (42%)	140 (46.7%)	0.417	182 (45.4%)
30		66 (38.6%)	109 (47.4%)	0.079	45 (45%)	130 (43.3%)	0.771	175 (43.6%)
31		32 (18.7%)	73 (31.7%)	0.003	33 (33%)	72 (24%)	0.076	105 (26.2%)
32		46 (26.9%)	89 (38.7%)	0.013	29 (29%)	106 (35.3%)	0.246	135 (33.7%)
33		79 (46.2%)	106 (46.1%)	0.982	48 (48%)	137 (45.7%)	0.685	185 (46.1%)
34		128 (74.9%)	192 (83.5%)	0.033	79 (79%)	241 (80.3%)	0.773	320 (79.8%)
35	Supp.	142 (83%)	214 (93%)	0.002	83 (83%)	272 (90.7%)	0.036	356 (88.8%)
36		50 (29.2%)	71 (30.9%)	0.725	36 (36%)	84 (28%)	0.131	121 (30.2%)
37	Food Safety	20 (11.7%)	45 (19.6%)	0.034	20 (20%)	45 (15%)	0.240	65 (16.2%)
38		125 (73.1%)	168 (73%)	0.990	68 (68%)	224 (74.7%)	0.193	293 (73.1%)
39		155 (90.6%)	216 (93.9%)	0.218	91 (91%)	279 (93%)	0.511	371 (92.5%)
40		75 (43.9%)	100 (43.5%)	0.939	41 (41%)	134 (44.7%)	0.522	175 (43.6%)

Chi-squared test (χ²) and Fisher’s exact test were used with a significance level ≤ 0.05.