Table 2

Prevalence estimates of one or more, two or more, and three or more chronic health conditions (ICPC-2)* among 66,212 adult patients (age20 years) in swiss primary care stratified by age- and gender
All Men Women p-value
% (95%CI) % (95%CI) % (95%CI)
One or more chronic health conditions
All 38.0 (33.6-42.4) 38.3 (34.1-42.4) 37.7 (32.9-42.5) 0.585
Age group (years)
20–29 15.6 (13.5-17.7) 15.0 (12.8-17.2) 16.1 (13.7-18.5) 0.244
30–39 19.8 (16.0-23.5) 19.5 (15.9-23.2) 20.0 (15.9-24.1) 0.655
40–49 32.2 (28.0-36.3) 31.7 (27.4-35.9) 32.6 (28.1-37.2) 0.487
50–59 43.9 (39.2-48.5) 45.4 (40.7-50.0) 42.4 (37.4-47.3) 0.102
60–69 55.5 (50.8-60.3) 58.3 (53.8-62.6) 53.0 (47.6-58.2) <.001
70–79 65.0 (60.2-69.8) 68.3 (63.3-73.2) 62.3 (57.4-67.2) <.001
>80 68.4 (63.9-72.9) 70.3 (66.0-74.6) 67.3 (62.5-72.0) 0.096
Two or more chronic health conditions
All 14.5 (11.4-17.7) 14.8 (11.6-18.0) 14.3 (11.1-17.5) 0.288
Age group (years)
20–29 1.70 (1.11-2.29) 1.70 (1.11-2.29) 2.12 (1.28-2.96) 0.182
30–39 3.28 (2.12-4.44) 3.31 (2.08-4.53) 3.26 (2.07-4.44) 0.560
40–49 8.16 (6.21-10.1) 8.18 (6.15-10.2) 8.15 (6.08-19.2) 0.650
50–59 15.7 (12.3-19.1) 16.5 (12.8-20-2) 14.8 (11.6-18.1) 0.207
60–69 25.8 (20.9-30.8) 28.8 (23.6-33.9) 22.9 (18.1-27.8) <.001
70–79 33.6 (27.2-40.0) 35.6 (28.5-42.6) 31.9 (25.9-37.9) 0.030
>80 37.7 (31.2-44.2) 38.9 (32.0-45.7) 37.0 30.6-43.5) 0.643
Three or more chronic health conditions
All 7.30 (5.12-9.48) 7.55 (5.23-9-87) 7.07 (4.97-9.17) 0.952
Age group (years)
20–29 0.42 (0.22-0.62) 0.40 (0.13-0.67) 0.44 (0.21-0.66) 0.515
30–39 0.95 (0.54-1.35) 1.01 (0.53-1.48) 0.90 (0.49-1.31) 0.860
40–49 2.69 (1.79-3.59) 2.67 (1.71-3.61) 2.72 (1.76-3.68) 0.720
50–59 6.82 (4.71-8.92) 7.71 (5.18-10.2) 5.91 (4.10-7.71) 0.055
60–69 13.0 (9.35-16.7) 14.4 (10.4-18.4) 11.7 (8.25-15.1) 0.002
70–79 20.0 (14.3-25.6) 21.9 (15.3-28.5) 18.4 (13.3-23.4) 0.007
>80 22.7 (16.8-28.5) 24.0 (17.3-30.7) 21.9 (16.4-27.4) 0.283

ICPC-2=International Classification in Primary Care-2nd version.* Chronic health conditions were defined based on the ICPC-2 classification system using the concept of O`Halloran et al. [3].

Rizza et al.

Rizza et al. BMC Family Practice 2012 13:113   doi:10.1186/1471-2296-13-113

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