Table 1.

Crude, adjusted and full model adjusted ORs with 95% CIs for health-related characteristics for repeated calls <48 hours (N=464) compared with one-time calls (N=11 131) to the telephone triage

	One-time callers (N=11 131)	Repeat callers (N=464)	Crude OR (95% CI)	Adjusted OR (95% CI) *	Mutually adjusted OR (95% CI)†
Sex, n (%)
Male	5116 (45.96)	205 (44.18)	1	1	1
Female	6015 (54.04)	259 (55.82)	1.08 (0.89 to 1.29)	0.96 (0.77 to 1.13)	0.94 (0.78 to 1.14)
Age, n (%)
Mean	30.37	34.57
≤5 years	2576 (23.14)	106 (22.84)	1	1	1
≥6 and ≤18 years	1915 (17.20)	63 (13.58)	0.79 (0.58 to 1.09)	0.79 (0.58 to 1.09)	0.95 (0.67 to 1.33)
≥19 and ≤65 years	5222 (46.91)	202 (43.75)	0.95 (0.74 to 1.20)	0.94 (0.74 to 1.19)	0.80 (0.59 to 1.08)
>65 years	1428 (12.74)	92 (19.83)	1.58 (1.18 to 2.10)	1.57 (1.17 to 2.09)	1.24 (0.85 to 1.81)
Degree of worry, n (%)
Low	3396 (30.51)	132 (28.50)	1	1	1
Middle	4026 (36.17)	141 (30.39)	0.90 (0.71 to 1.15)	0.89 (0.69 to 1.13)	0.88 (0.69 to 1.23)
High	3709 (33.32)	191 (41.16)	1.33 (1.06 to 1.66)	1.23 (0.98 to 1.55)	1.13 (0.89 to 1.45)
Self-rated health, n (%)
1 (very good)	2077 (18.84)	79 (17.10)	1	1	1
2	2685 (24.35)	107 (23.16)	1.05 (0.78 to 1.41)	1.02 (0.76 to 1.37)	1.02 (0.75 to 1.37)
3	2433 (22.07)	89 (19.26)	0.96 (0.71 to 1.31)	0.90 (0.66 to 1.23)	0.87 (0.63 to 1.19)
4	2208 (20.03)	86 (18.61)	1.02 (0.75 to 1.39)	0.93 (0.68 to 1.28)	0.88 (0.63 to 1.21)
5 (very poor)	1622 (14.71)	101 (21.86)	1.64 (1.21 to 2.21)	1.43 (1.05 to 1.96)	1.26 (0.91 to 1.75)
Charlson comorbidity score, n (%)
0 (none comorbidities)	9045 (81.26)	351 (75.65)	1	1	1
1 (one comorbidities)	1108 (9.95)	50 (10.78)	1.16 (0.86 to 1.57)	1.06 (0.77 to 1.15)	1.02 (0.74 to 1.40)
2 (two or more comorbidities)	978 (8.79)	63 (13.58)	1.66 (1.26 to 2.19)	1.33 (0.96 to 1.84)	1.27 (0.91 to 1.77)

*Adjusted for age and sex.

†Adjusted for age, sex, ethnicity, income, call time, caller, degree of worry, self-rated health and Charlson comorbidity score.