Table 1

Characteristics and medical care of responders and non-responders

Patient characteristicsRecruited by GP (n = 145)Recruited by specialist (n = 123)Non-responders (n = 86)
Mean age, years66.057.756.4
 <5013 (9)31 (25)25 (29)
 50–5921 (15)32 (26)18 (21)
 60–6954 (37)36 (29)16 (19)
 70–7940 (28)20 (16)17 (20)
 >8017 (12)4 (3)2 (2)
 missing0 (0)0 (0)8 (9)
Male sex67 (46)63 (51)25 (32)
Ethnicity
 Dutch137 (95)114 (93)
 Other8 (6)9 (7)
Assessment of patients’ own health status (5-point scale)
 (Very) good80 (55)31 (25)
 Neutral52 (36)59 (48)
 (Very) bad12 (8)30 (24)
 Missing1 (1)3 (2)
Medical care
Number of chronic diseases according to patient (mean ± SD)1.87 ± 1.032.13 ± 1.20
Type of chronic diseases
 Diabetes mellitus52 (36)25 (20)
 Asthma/COPD28 (19)20 (16)
 Myocardial infarction15 (10)24 (20)
 CVA/TIA7 (5)6 (5)
 Hypertension91 (63)38 (31)
 Mental disorder5 (3)21 (17)
 Malignancy11 (8)26 (21)
 Disorder of muscles, bones, or joints31 (21)40 (33)
 Other23 (16)44 (36)
Number of care providers in last year (mean)
 GPs1.21.1
 Medical specialists1.12.1
 Othera1.31.5
 Total3.64.7
Total number of contacts in the last year in general practice
 0 times0 (0)14 (11)
 1 time7 (5)18 (15)
 2 times12 (8)23 (19)
 3–5 times67 (46)30 (24)
 >5 times53 (37)34 (28)
 Missing6 (4)4 (3)
Total number of contacts in the last year in hospital/outpatient department
 0 times51 (35)0 (0)
 1 time21 (15)4 (3)
 2 times20 (14)14 (11)
 3–5 times25 (17)42 (34)
 >5 times24 (167)61 (50)
 Missing4 (3)2 (2)
  • Values are n (%) unless otherwise indicated. COPD = chronic obstructive pulmonary disease. CVA = cerebrovascular accident. TIA = transient ischaemic attack.

  • a Mainly nurse practitioners, physician assistants, physiotherapist, occupational therapist, psychologists, social worker, home care, and alternative healer.