Table 1.

Demographic and clinical characteristics of inpatients with mechanical low back pain by complementary and integrative healthcare (CIH) services received (n=8,095)

	CIH Received (n=1,152)		No CIH Received (n=6,943)		Total (n=8,095)		P-value
	Obs	%	Obs	%	Obs	%
Age
18–34 years	110	9.6	550	7.9	660	8.2	<0.0001
35–49 years	260	22.6	1,589	22.9	1,849	22.8
50–64 years	457	39.7	2,387	34.4	2,844	35.1
65+ years	325	28.2	2,417	34.8	2,742	33.9
Sex
Female	814	70.7	3,484	50.2	4,296	53.1	<0.0001
Male	338	29.3	3,461	49.9	3,799	46.9
Race/ethnicity
Non-Hispanic Whites	1,097	95.9	6,509	94.7	7,606	94.9	0.085
Othersa)	47	4.1	366	5.3	413	5.1
Marital status
Married/partnered	696	60.4	4,708	67.9	5,404	66.9	<0.0001
Single	215	18.7	1,052	15.2	1,267	15.7
Separated/divorced/widowed	241	21.0	1,172	16.9	1,412	17.5
Nativity status
US born	1,036	90.0	5,981	86.1	7,017	86.7	<0.0001
Non-US born	116	10.1	962	13.9	1,078	13.3
Severity of illness
Minor	321	27.8	3,240	46.7	3,561	44.0	<0.0001
Moderate	539	46.8	2,860	41.2	3,399	42.0
Major	268	23.2	792	11.4	1,060	13.1
Extreme	24	2.1	51	0.7	75	0.9
Length of stay (LOS)
< 3 days	130	11.3	3,514	50.6	3,644	45.0	<0.0001
3 – 7 days	914	79.3	3,264	47.0	4,178	51.6
> 7 days	108	9.4	165	2.4	273	3.4
APR-DRGsb)
Dorsal and lumbar fusion	867	75.3	2,716	39.1	3,583	44.3	<0.0001
Disc excision and decompression	148	12.8	3,272	47.1	3,420	42.2
Fractures and injuries	67	5.8	360	5.2	427	5.3
Cervical fusion	48	4.2	396	5.7	444	5.5
Othersc)	22	1.9	199	2.9	221	2.7

Note:

^a)includes non-Hispanic Blacks, Hispanics, American Indians and Alaska Natives, and Asians, Native Hawaiians and other Pacific Islanders;

^b)APR-DRG = All Patient Refined Diagnosis Related Groups; and

^c)includes connective tissue disorders and other spinal procedures.