Table 1.

Characteristics of 1844 patients with initial visits presenting to Balgrist University Hospital chiropractic polyclinic in 2019

Characteristic	N	%	95% CI
Gender (n = 1844; no missing data)
Female	965	52.3	50.0–54.6
Male	879	47.7	45.4–50.0
Age (years) (n = 1844; no missing data)
≤ 19	61	3.3	2.6–4.2
20–29	211	11.4	10.1–13.0
30–39	349	18.9	17.2–20.8
40–49	395	21.4	19.6–23.4
50–59	386	20.9	19.1–22.8
60–69	225	12.2	10.8–13.8
70–79	167	9.1	7.8–10.5
≥ 80	50	2.7	2.1–3.6
Work status [n = 1489; missing data = 355 (19.2%)]
Employed	1216	81.7	79.6–83.5
Self-employed	12	0.8	0.5–1.4
Student/trainee	75	5.0	4.0–6.3
Homemaker	36	2.4	1.8–3.3
Retired	100	6.7	5.6–8.1
Unemployed	25	1.7	1.1–2.5
Disability pensioner or applicant	25	1.7	1.1–2.5
Civil status [n = 759; missing data = 1085 (58.8%)]
Married	462	60.9	57.4–64.3
Single	210	27.7	24.6–31.0
Divorced	54	7.1	5.5–9.2
Widowed	16	2.1	1.3–3.4
Common law	10	1.3	0.7–2.4
Separated	7	0.9	0.4–1.9
Insurance status [n = 1652; missing data = 192 (10.4%)]
General	1205	72.9	70.7–75.0
Semi-private	271	16.4	14.7–18.3
Private	176	10.7	9.3–12.2