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Table 2 Baseline characteristics of Australian women born 1989–1995 (when aged 18–24 in 2013), according to chronic disease status (n = 14,150)

From: Patterns of contraceptive use among young Australian women with chronic disease: findings from a prospective cohort study

Characteristic

Category

Presence of chronic disease

No

n = 11,476

n (%)

Yes

n = 2674

n (%)

Sociodemographics

 Country of birth

Australia

10,472 (91.3)

2512 (93.9)

Other English-speaking background

414 (3.6)

71 (2.7)

Non-English-speaking background

434 (3.8)

65 (2.4)

Missing

156 (1.4)

26 (1.0)

 Area of residence

Major cities

8616 (75.1)

1960 (73.3)

Inner regional

1935 (16.9)

514 (19.2)

Outer regional/remote/very remote

921 (8.0)

199 (7.4)

Missing

4 (0.0)

1 (0.0)

 Education

Year 12 or below

5615 (48.9)

1286 (48.1)

Certificate/diploma

3238 (28.2)

817 (30.6)

University

2616 (22.8)

571 (21.4)

Missing

7 (0.1)

0 (0.0)

 Relationship status

Partnered

3572 (31.1)

914 (34.2)

Non-partnered

7898 (68.8)

1759 (65.8)

Missing

6 (0.1)

1 (0.0)

 Work status

Not in paid employment

2291 (20.0)

642 (24.0)

Part-time

6233 (54.3)

1401 (52.4)

Full-time

2939 (25.6)

630 (23.6)

Missing

13 (0.1)

1 (0.0)

 Income management

Impossible/difficult always

2912 (25.4)

821 (30.7)

Difficult sometimes

4162 (36.3)

1000 (37.4)

Not too bad/easy

4393 (38.3)

851 (31.8)

Missing

9 (0.1)

2 (0.1)

 Health care card status

No

7838 (68.3)

1638 (61.3)

Yes

3631 (31.6)

1035 (38.7)

Missing

7 (0.1)

1 (0.0)

Health factors

 Smoking status

Non-smoker

9063 (79.0)

2084 (77.9)

Current smoker

2413 (21.0)

590 (22.1)

Missing

0 (0)

0 (0)

 Alcohol consumption

Non-drinker

563 (4.9)

175 (6.5)

Low risk drinker

6813 (59.4)

1427 (53.4)

Infrequent drinker

3621 (31.6)

964 (36.1)

Risky/high risk drinker

479 (4.2)

108 (4.0)

Missing

0 (0)

0 (0)

 Body mass index

Underweight

904 (7.9)

152 (5.7)

Healthy weight

6882 (60.0)

1403 (52.5)

Overweight

2080 (18.1)

570 (21.3)

Obese

1307 (11.4)

486 (18.2)

Missing

303 (2.6)

63 (2.4)

 Psychological distress (K10)

Low

2474 (21.6)

445 (16.6)

Moderate

3380 (29.5)

716 (26.8)

High

3152 (27.5)

787 (29.4)

Very high

2469 (21.5)

726 (27.2)

Missing

1 (0.0)

0 (0.0)

Reproductive health

 History of pregnancy

No

9883 (86.1)

2211 (82.7)

Yes

1589 (13.8)

463 (17.3)

Missing

4 (0.1)

0 (0)

 History of termination

No

10,696 (93.2)

2481 (92.8)

Yes

765 (6.7)

191 (7.1)

Missing

15 (0.1)

2 (0.1)

 History of miscarriage

No

10,938 (95.3)

2494 (93.3)

Yes

521 (4.5)

177 (6.6)

Missing

17 (0.1)

3 (0.1)

 Parity

Zero

11,072 (96.5)

2517 (94.1)

One

312 (2.7)

115 (4.3)

Two

76 (0.7)

37 (1.4)

Three or more

16 (0.1)

5 (0.2)

Missing

0 (0.0)

0 (0.0)

 Menstrual symptoms

No

7353 (64.1)

1536 (57.4)

Yes

4123 (35.9)

1138 (42.6)

Missing

0 (0)

0 (0)

 History of PCOS

No

11,116 (96.9)

2489 (93.1)

Yes

360 (3.1)

185 (6.9)

Missing

0 (0)

0 (0)

 History of endometriosis

No

11,224 (97.8)

2573 (96.2)

Yes

252 (2.2)

101 (3.8)

Missing

0 (0)

0 (0)

  1. PCOS Polycystic ovary syndrome