Table 1.

Monthly gross income (USD) of Iranian general practitioners based on demographic and practice variables

Variables	Mean in PPP	Mean	SD	Minimum	Maximum	P
Monthly gross income	6958.16	2188.1	1768.94	166.88	11682.2
Gender
Male	8339.10	2622.36	1794.88	333.77	11682.2	0.000
Female	5389.94	1694.95	1604.69	166.88	9512.68
Age (years)
26-35	5919.32	1861.42	1574.07	333.77	9178.90	0.017
36-45	7161.36	2252	1722.50	333.77	9512.68
46-55	7738.72	2433.56	1847.74	166.88	10013.4
56≤	6439.79	2025.09	1954.43	333.77	11682.2
Marital status
Single	5438.25	1710.14	1243.06	333.77	6174.90	0.001
Married	7304.91	2297.14	1856.06	166.88	11682.24
Practice experience (years)
0-5	5624.94	1768.85	1280	333.77	6675.56	0.000
6-10	6659.05	2094.04	1969.57	166.88	9178.90
11-15	6860.18	2157.29	1594.41	333.77	9345.79
16-20	8358.44	2628.44	1892.21	333.77	10013.4
≤21	7670.13	2411.99	2004.45	333.77	11682.2
Practice location
Tehran	6306.80	1983.27	1759.43	166.88	9178.9	0.106
Other province center	6808.16	2140.93	1761.39	333.77	10013.4
Other cities and villages	7435.22	2338.12	1568.03	333.77	9345.79
Working in proprietary office
Yes	7928.76	2493.32	1930.57	333.77	11682.2	0.006
No
Working in rental office
Yes	8366.07	2630.84	1924.56	166.88	10013.4	0.000
No
Working in public clinic
Yes	6355.74	1998.66	1705.60	333.77	10013.4	0.155
No
Working in private clinic
Yes	6432.15	2022.69	1713.28	333.77	9512.68	0.188
No
Working in public hospital
Yes	8026.42	2524.03	1875.83	333.77	10013.4	0.130
No
Working in private hospital
Yes	7133.76	2243.32	2184.57	333.77	8344.45	0.864
No
Working in other organizations
Yes	6968.18	2191.25	1441.58	333.77	7510.01	0.991
No
Practice type
Public only	5180.73	1629.16	1061.53	333.77	6642.19	0.000
Private only	7173.83	2255.92	1879.33	166.88	11682.2
Public and private	8635.10	2715.44	1925.74	333.77	10013.4
Family physician
Yes	7153.44	2249.51	1365.2	333.77	6975.96	0.743
No	6915.29	2174.62	1812.13	166.88	11,682.24

PPP=Purchasing power parity, SD=Standard deviation