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. 2018 Jun 10;8(1):010802. doi: 10.7189/jogh.08.010802

Table 1.

Characteristics of children under-five and caregivers

Variables
Total (N = 1014)
Group 1 (n = 371)
Group 2 (n = 643)
Comparison
Statistics*
P-value
Gender, n (%):



χ2 = 0.03
0.87
Boy
561 (55.3)
204 (55.0)
357 (55.5)


Girl
453 (44.7)
167 (45.0)
286 (44.5)


Age child groups, n (%):



MWU/WW z = -0.41
0.68
0-11 months
212 (20.9)
74 (19.9)
138 (21.5)


12-23 months
279 (27.5)
112 (30.2)
167 (26.0)


24-59 months
523 (51.6)
185 (49.9)
338 (52.5)


Number of children, n (%):



MWU/WW z = -0.49
0.62
1
470 (46.4)
174 (46.9)
296 (46.0)


2
521 (51.4)
192 (51.8)
329 (51.2)


3
21 (2.1)
4 (1.1)
17 (2.6)


4
2 (0.1)
1 (0.2)
1 (0.2)


Mother’s age in years, median (Q1-Q3)
28 (26-31)
28 (26-31)
28 (26-32)
MWU/WW z = -0.30
0.76
Mother’s education level, median (Q1-Q3)†
3 (3-3)
3 (3-4)
3 (3-3)
MWU/WW z = -2.26
0.03
Mother’s number of years of education, median (Q1-Q3)
9 (9-9)
9 (9-11)
9 (9-9)
MWU/WW z = -1.41
0.16
Mother’s occupation, n (%):



Fisher exact test
0.33
Home
496 (48.9)
171 (46.1)
325 (50.5)


Work
515 (50.8)
199 (53.6)
316 (49.1)


Do not know
3 (0.3)
1 (0.3)
2 (0.4)


Father’s age in years, median (Q1-Q3)
29 (26-32)
29 (27-32)
29 (26-32)
MWU/WWz-0.15
0.88
Father’s education level, median (Q1-Q3)†
3 (3-3)
3 (3-4)
3 (3-3)
MWU/WW z = -2.68
0.007‡
Father’s number of years of education, median (Q1-Q3)
9 (9-9)
9 (9-12)
9 (9-9)
MWU/WW z = -2.00
0.046‡
Father’s occupation, n (%):



Fisher exact test
0.51
Home
12 (1.2)
6 (1.6)
6 (0.9)


Work
998 (98.4)
363 (97.8)
635 (98.8)


Do not know
4 (0.4)
2 (0.6)
2 (0.3)


Relationship to the child, n (%):



Fisher exact test
0.003‡
Mother
796 (78.5)
300 (80.9)
496 (77.1)


Father
141 (13.9)
58 (15.6)
83 (12.9)


Grandmother
53 (5.2)
9 (2.4)
44 (6.8)


Grandfather
22 (2.2)
4 (1.1)
18 (2.8)


Other§
2 (0.2)
0 (0.0)
2 (0.4)


Participant is primary caregiver, n (%):



χ2 = 14.87
0.001‡
Yes
687 (67.8)
279 (75.2)
408 (63.5)


No
327 (32.2)
92 (24.8)
235 (36.5)


Registered as urban or rural, n (%):



χ2 = 15.96
<0.001‡
Urban
55 (5.4)
34 (9.2)
21 (3.3)


Rural
959 (94.6)
337 (90.8)
622 (96.7)


Family net income in last year in ¥, median (Q1-Q3)
25 000 (20,000- 40 000)
20 000 (15,000- 35 000)
25 000 (20,000- 40 000)
MWU/WW z = -2.24
0.03‡
Do not know family income, n (%)
252 (24.9)
104 (28.0)
148 (23.0)


Family living expenses in the last year in ¥, median (Q1-Q3)
20 000 (10,000- 20 000)
20 000 (10,000- 20 000)
20 000 (10,000- 20 000)
MWU/WW z = -0.55
0.58
Do not know family living expenses, n (%) 209 (20.6) 84 (22.6) 125 (19.4)

2-test, Mann-Whitney U/Wilcoxon W (MWU/WW), quartile (Q), z-score (z).

†3 = junior high school, 4 = senior high school/technical school.

P < 0.05.

§Child’s aunt (wife of brother of father), child’s aunt (wife of brother of mother).

¶n = 646 for total group: n = 248 for group 1 and n = 398 for group 2.