J Clin Med Res

Journal of Clinical Medicine Research, ISSN 1918-3003 print, 1918-3011 online, Open Access

Article copyright, the authors; Journal compilation copyright, J Clin Med Res and Elmer Press Inc

Journal website https://www.jocmr.org

Original Article

Volume 15, Number 7, July 2023, pages 360-367

Descriptive Study of Patients Treated in a Psychosomatic Internal Medicine Declared by Japanese Family Medicine Clinic

**Table 1.** The Ten Most Common Chief Complaints (N = 377)
Chief complaint	N (%)
Each patient might have had more than one chief complaint.
P06: sleep disturbance	107 (38.6)
P01: feeling anxious/nervous/tense	72 (26.0)
P03: feeling depressed	51 (18.4)
K04: palpitations/awareness of heart	37 (13.4)
N01: headache	29 (10.5)
P04: feeling/behaving irritable/angry	28 (10.1)
R02: shortness of breath/dyspnea	28 (10.1)
A04: weakness/tiredness general	26 (9.4)
P69: not elsewhere classified	22 (7.9)
N17: vertigo/dizziness	19 (6.9)
Z07: education problem	19 (6.9)

Table 1. The Ten Most Common Chief Complaints (N = 377)

Chief complaint

N (%)

Each patient might have had more than one chief complaint.

P06: sleep disturbance

107 (38.6)

P01: feeling anxious/nervous/tense

72 (26.0)

P03: feeling depressed

51 (18.4)

K04: palpitations/awareness of heart

37 (13.4)

N01: headache

29 (10.5)

P04: feeling/behaving irritable/angry

28 (10.1)

R02: shortness of breath/dyspnea

28 (10.1)

A04: weakness/tiredness general

26 (9.4)

P69: not elsewhere classified

22 (7.9)

N17: vertigo/dizziness

19 (6.9)

Z07: education problem

19 (6.9)

**Table 2.** The Ten Most Common Primary Diagnoses at the Initial Visit (N = 377)
Primary diagnosis	N (%)
P02: acute stress reaction	79 (21.0)
P76: depressive disorder	76 (20.2)
P74: anxiety disorder/anxiety state	36 (16.7)
P06: sleep disturbance	32 (8.5)
P79: phobia/compulsive disorder	13 (3.4)
P75: somatization disorder	12 (3.2)
Z07: education problem	11 (2.9)
K88: postural hypotension	8 (2.1)
P73: affective psychosis	8 (2.1)
R98: hyperventilation syndrome	7 (1.9)

Table 2. The Ten Most Common Primary Diagnoses at the Initial Visit (N = 377)

Primary diagnosis

N (%)

P02: acute stress reaction

79 (21.0)

P76: depressive disorder

76 (20.2)

P74: anxiety disorder/anxiety state

36 (16.7)

P06: sleep disturbance

32 (8.5)

P79: phobia/compulsive disorder

13 (3.4)

P75: somatization disorder

12 (3.2)

Z07: education problem

11 (2.9)

K88: postural hypotension

8 (2.1)

P73: affective psychosis

8 (2.1)

R98: hyperventilation syndrome

7 (1.9)

**Table 3.** The Eight Most Common Primary Diagnoses at 6 Months Among Patients Receiving Treatment at 6 Months (N = 165)
Primary diagnosis	N (%)
P76: depressive disorder	43 (26.1)
P74: anxiety disorder/anxiety state	35 (21.2)
P02: acute stress reaction	31 (18.8)
P06: sleep disturbance	9 (5.5)
P75: somatization disorder	8 (4.9)
P70: dementia	6 (3.6)
P79: phobia/compulsive disorder	5 (3.0)

Table 3. The Eight Most Common Primary Diagnoses at 6 Months Among Patients Receiving Treatment at 6 Months (N = 165)

Primary diagnosis

N (%)

P76: depressive disorder

43 (26.1)

P74: anxiety disorder/anxiety state

35 (21.2)

P02: acute stress reaction

31 (18.8)

P06: sleep disturbance

9 (5.5)

P75: somatization disorder

8 (4.9)

P70: dementia

6 (3.6)

P79: phobia/compulsive disorder

5 (3.0)

**Table 4.** Comparison Between Patients Who Dropped out of Treatment and Others (Univariate Analysis, N = 377)
	Dropped out (n = 84)	Receiving treatment or ended treatment by consensus (n = 293)	P value
^aMann-Whitney U test. Other variables were examined by Chi-square test. ICPC-2: International Classification of Primary Care, version 2; IQR, interquartile range.
Sex, n (%)
Male	27 (32.1)	127 (43.3)	0.066
Female	57 (67.9)	166 (56.7)
Age, years, median (IQR)	33 (34)	39 (32)	0.15^a
Residence in the city, n (%)	64 (76.2)	230 (78.5)	0.65
Referral, n (%)
Yes	12 (14.3)	61 (20.8)	0.18
Regular doctor visits, n (%)
Yes	34 (40.5)	118 (40.3)	0.97
Prescription given at the initial visit, n (%)
None	25 (29.8)	93 (31.7)	0.76
Only psychotropic drug	21 (25.0)	82 (28.0)
Only non-psychotropic drug	23 (27.4)	64 (21.8)
Both	15 (17.9)	54 (18.4)
Primary diagnosis at the initial visit, n (%)
Psychological problem (ICPC-2, chapter P)	60 (71.4)	257 (87.7)	< 0.01
Number of visits in 6 months, median (IQR)	2 (3)	6 (6)	< 0.01^a

Table 4. Comparison Between Patients Who Dropped out of Treatment and Others (Univariate Analysis, N = 377)

Dropped out (n = 84)

Receiving treatment or ended treatment by consensus (n = 293)

P value

^aMann-Whitney U test. Other variables were examined by Chi-square test. ICPC-2: International Classification of Primary Care, version 2; IQR, interquartile range.

Sex, n (%)

Male

27 (32.1)

127 (43.3)

0.066

Female

57 (67.9)

166 (56.7)

Age, years, median (IQR)

33 (34)

39 (32)

0.15^a

Residence in the city, n (%)

64 (76.2)

230 (78.5)

0.65

Referral, n (%)

Yes

12 (14.3)

61 (20.8)

0.18

Regular doctor visits, n (%)

Yes

34 (40.5)

118 (40.3)

0.97

Prescription given at the initial visit, n (%)

None

25 (29.8)

93 (31.7)

0.76

Only psychotropic drug

21 (25.0)

82 (28.0)

Only non-psychotropic drug

23 (27.4)

64 (21.8)

Both

15 (17.9)

54 (18.4)

Primary diagnosis at the initial visit, n (%)

Psychological problem (ICPC-2, chapter P)

60 (71.4)

257 (87.7)

< 0.01

Number of visits in 6 months, median (IQR)

2 (3)

6 (6)

< 0.01^a

**Table 5.** Comparison Between Patients Who Dropped out of Treatment and Others (Multivariate Analysis, N = 277)
	Odds ratio	95% CI
Logistic regression analysis. ICPC2: International Classification of Primary Care, version 2; CI: confidence interval.
Sex
Male (reference)
Female	1.44	0.85 - 2.47
Age	0.99	0.98 - 1.01
Residence in the city	1.16	0.64 - 2.11
Referral	0.65	0.31 - 1.37
Regular doctor visits	1.25	0.68 - 2.32
Prescription given at the initial visit
None (reference)
Only psychotropic drug	1.44	0.71 - 2.94
Only non-psychotropic drug	1.33	0.68 - 2.61
Both	1.32	0.61 - 2.86
Primary diagnosis at the initial visit was psychological problem (ICPC-2, chapter P)	0.35	0.19 - 0.67

Table 5. Comparison Between Patients Who Dropped out of Treatment and Others (Multivariate Analysis, N = 277)

Odds ratio

95% CI

Logistic regression analysis. ICPC2: International Classification of Primary Care, version 2; CI: confidence interval.

Sex

Male (reference)

Female

1.44

0.85 - 2.47

Age

0.99

0.98 - 1.01

Residence in the city

1.16

0.64 - 2.11

Referral

0.65

0.31 - 1.37

Regular doctor visits

1.25

0.68 - 2.32

Prescription given at the initial visit

None (reference)

Only psychotropic drug

1.44

0.71 - 2.94

Only non-psychotropic drug

1.33

0.68 - 2.61

Both

1.32

0.61 - 2.86

Primary diagnosis at the initial visit was psychological problem (ICPC-2, chapter P)

0.35

0.19 - 0.67