Predictors of non-use of intrauterine contraception among women aged 18–49 years in a general practice setting in the UK

Figures & data

Table 1 Predictors of non-use of IUC in single-predictor binary logistic models

Predictor	OR (95% confidence limits)	p-Value
Opinion on long-acting feature	8.340 (5.753, 12.489)	<0.001
Opinions heard about copper coil	1.820 (1.465, 2.287)	<0.001
Opinions heard about IUS	2.551 (2.009, 3.298)	<0.001
Appointments off-putting	1.470 (1.241, 1.754)	<0.001
Fitting painful	1.529 (1.288, 1.816)	<0.001
Fitting embarrassing	1.333 (1.139, 1.569)	<0.001
Do not like to ask for removal	1.507 (1.275, 1.794)	<0.001
Worry about unpleasant removal score	1.504 (1.295, 1.748)	<0.001
Worry about womb damage	2.224 (1.863, 2.681)	<0.001
Worry about future pregnancy	2.587 (2.122, 3.190)	<0.001
Worry about movement inside	1.903 (1.621, 2.246)	<0.001
Worry about partner feeling	1.687 (1.435, 1.995)	<0.001
Worry about it falling out	1.807 (1.511, 2.180)	<0.001
Do not like the thought of it	3.138 (2.617, 3.818)	<0.001
Worry about damage to baby	1.512 (1.288, 1.783)	<0.001
Attitude to IUS hormones	1.702 (1.434, 2.028)	<0.001
Attitude to light/irregular periods	2.382 (2.006, 2.848)	<0.001
Attitude to no periods	2.018 (1.720, 2.391)	<0.001
Ever had a baby	No 1.000
	Yes 0.276 (0.177, 0.416)	<0.001
Ever had an unwanted pregnancy	No 1.000
	Yes 0.729 (0.496, 1.091)	0.122
Age at recruitment (years)	0.932 (0.912, 0.951)	<0.001
Age at recruitment (decades)	0.494 (0.400, 0.605)	<0.001

Abbreviations: IUC, intrauterine contraception; OR, odds ratio; IUS, intrauterine system.

Figure 1 Current contraceptive use.

Abbreviations: COCP, combined oral contraceptive pill; LNG-IUS, levonorgestrel-releasing intrauterine system; POP, progestogen-only pill; IUD, intrauterine device.