Incidence of sick leave and disability pension in adults with musculoskeletal pain and co-occurring long-term conditions: data from the Norwegian HUNT study and national registries

Table 4 Incidence rate and relative risk of disability pension stratified by number of long-term conditions

Disability pension due to musculoskeletal conditions							Disability pension due to all cause
	Person-years	No. of cases	Unadjusted IR^a	Age-adjusted IR^a (95% CI)	Unadjusted HR	Age-adjusted HR (95% CI)	No. of cases	Unadjusted IR^a	Age-adjusted IR^a (95% CI)	Unadjusted HR	Age-adjusted HR (95% CI)
No LTCs	29,867	216	72	87 (75 to 98)	1.00	1.00 (reference)	375	126	155 (130 to 160)	1.00	1.00 (reference)
1 LTC	39,016	367	94	113 (101 to 125)	1.30	1.30 (1.10 to 1.54)	694	178	206 (190 to 222)	1.42	1.42 (1.25 to 1.61)
≥ 2 LTCs	51,918	729	140	167 (154 to 179)	1.93	1.93 (1.66 to 2.25)	1,466	282	325 (308 to 342)	2.25	2.26 (2.01 to 2.53)

LTC Long-term condition, IR Incidence rate, HR Hazard Ratio, CI Confidence Interval
^aIncidence rate per 10,000 person-years

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