Table 2.

The comparison of core competence among social demographic characteristics.

	Variable	N（%）	Scores	t/F	P
	Age(years)
Group A	≤25	28(18.7 %)	3.76 ± 0.81	2.858	0.039
Group B	26–35	69(46 %)	3.68 ± 0.70
Group C	36–45	43(28.7 %)	4.03 ± 0.57
Group D	＞46	10(6.7 %)	4.07 ± 0.49
	Education background
Group A	Technical secondary school	81(54 %)	3.69 ± 0.72	4.232	0.016
Group B	Junior College	60(40 %)	3.94 ± 0.61
Group C	Bachelor degree or above	9(6 %)	4.24 ± 0.69
	Graduate major
Group A	Nursing	9(6 %)	3.57 ± 0.64	1.695	0.187
Group B	Midwifery	68(45.3 %)	3.75 ± 0.83
Group C	Others	73(48.7 %)	3.72 ± 0.53
	Professional titles
Group A	Undecided or none	20(13.3 %)	3.55 ± 0.75	1.761	0.157
Group B	Elementary	87(58 %)	3.80 ± 0.69
Group C	Intermediate	40(26.7 %)	3.98 ± 0.66
Group D	Vice senior and above	3(2 %)	3.98 ± 0.20
	Duty
Group A	Nurse or midwife	137(91.3 %)	3.81 ± 0.69	0.256	0.775
Group B	Group leader of midwife group	4(2.7 %)	4.02 ± 0.64
Group C	Head nurse or chief midwife	9(6 %)	3.91 ± 0.71
	Maternal and Child Health Care Technology Assessment Certificate
Group A	No	47(31.3 %)	3.62 ± 0.57	0.606	0.017
Group B	Yes	103(68.7 %)	3.91 ± 0.72
	Midwifery training situation(months)
Group A	None	75(50 %)	3.56 ± 0.71	6.882	＜0.01
Group B	≤6	49(32.7 %)	4.02 ± 0.58
Group C	7–12	15(10 %)	4.17 ± 0.53
Group D	13–24	7(4.7 %)	4.02 ± 0.55
Group E	＞24	4(2 %)	4.57 ± 0.48
	Midwifery working years
Group A	＜5	67(44.7 %)	3.61 ± 0.79	5.888	＜0.01
Group B	5–9	28(18.7 %)	3.77 ± 0.58
Group C	10–19	32(21.3 %)	4.15 ± 0.46
Group D	≥20	23(15.3 %)	4.03 ± 0.54
	Form of employment
Group A	Contract system	51(34 %)	3.72 ± 0.86	0.678	0.567
Group B	Personnel agent	2(1.3 %)	3.53 ± 0.66
Group C	Preparation of authorized strength	2(1.3 %)	3.90 ± 0.14
Group D	Authorized strength	95(63.3 %)	3.82 ± 0.69
	Professional identity			15.264	＜0.01
Group A	Low	4(2.7 %)	3.25 ± 1.66
Group B	Relatively low	16(10.7 %）	3.29 ± 0.52
Group C	Medium	91(60.7 %)	3.72 ± 0.51
Group D	High	39(26.0 %）	4.33 ± 0.70