Table 2 Multivariable Weibull regression model for the predictors of time to initiation of modern contraceptive method use in public health facilities of Hossana town, Southern Ethiopia, 2021

Maternal age in years

 17–24

52 (50.5)

51 (49.5)

1

1

 25–29

73 (45.6)

87 (54.4)

0.69 (0.46, 1.06)°

0.63 (0.31, 1.27)

 ≥ 30

92 (38.3)

148 (61.7)

0.62 (0.42, 0.92)^∗

0.32 (0.13, 0.82)^*

Residence

 Urban

134 (49.6)

136 (50.4)

1.69 (1.23, 2.34)^**

1.31 (0.93, 1.86)

 Rural

83 (35.6)

150 (64.4)

1

1

Maternal education

 Zero-primary

53 (27.6)

139 (72.4)

1

1

 Secondary

94 (49.2)

97 (50.8)

2.22 (1.52, 3.24)^***

1.46 (0.95, 2.23)

 Higher

70 (58.3)

50 (41.7)

2.29 (1.48, 3.52)^***

1.01 (0.62, 1.65)

Husband’s education

 Zero-primary

63 (36)

112 (64)

1

1

 Secondary

83 (40.7)

121 (59.3)

1.34 (0.91, 1.97)°

1.24 (0.83, 1.86)

 Higher

71 (57.3)

53 (42.7)

2.02 (1.35, 3.04)^**

1.64 (1.04, 2.57)^*

Parity

 1–2

117 (45.9)

138 (54.1)

1

1

 > 2

100 (40.3)

148 (59.7)

0.91 (0.66, 1.24)^°

1.93 (1.01, 3.67)^*

Number of alive children

 1

60 (53.1)

53 (46.9)

1

1

 2–3

117 (42.4)

159 (57.6)

0.63 (0.44, 0.89)^*

0.79 (0.38, 1.65)

 ≥ 4

40 (35.1)

74 (64.9)

0.49 (0.31, 0.78)^**

0.95 (0.37, 2.42)

Family planning counseling during the recent antenatal care visits

 Yes

83 (55.7)

66 (44.3)

1

1

 No

134 (37.9)

220 (62.1)

0.57 (0.41, 0.78)^**

0.92 (0.64, 1.34)

Future reproductive plan

 Undecided

10 (21.3)

37 (78.7)

1

1

 Want children within 2 years

160 (48)

173 (52)

3.08 (1.43, 6.60)^**

1.63 (0.72, 3.72)

 Want children at or after 2 years

36 (43.9)

46 (56.1)

2.98 (1.31, 6.79)^**

1.19 (0.48, 2.91)

 Want no more child

11 (26.8)

30 (73.2)

1.27 (0.45, 3.62)

1.45 (0.48, 4.34)

Communication with husband/partner about modern contraceptive methods

 Yes

203 (51.3)

193 (48.7)

5.62 (2.94, 11.11)^***

3.03 (1.41, 6.67)^**

 No

14 (13.1)

93 (86.9)

1

1

Husband approval

 Yes

128 (55.9)

101 (44.1)

1

1

 No

89 (32.5)

185 (67.5)

0.51 (0.37, 0.69)^***

0.44 (0.07, 2.79)

Decision-maker for modern contraceptive method use

 Wife

5 (17.9)

23 (82.1)

1

1

 Jointly

126 (55.8)

100 (44.2)

3.07 (1.25, 7.55)^*

0.92 (0.21, 4.01)

 Husband/partner

86 (34.5)

163 (65.5)

1.69 (0.68, 4.21)

1.78 (0.53, 5.96)

Return of menses

 Yes

104 (48.1)

112 (51.9)

1

1

 No

113 (39.4)

174 (60.6)

0.38 (0.27, 0.52)^***

1.40 (0.96, 2.04)

Resumption of sexual intercourse

 Yes

140 (88.6)

18 (11.4)

1

1

 No

77 (22.3)

268 (77.7)

0.02 (0.01, 0.03)^***

0.02 (0.01, 0.03)^***