Table 1 Results of the Cox proportional hazards regression analyses of medical services utilization for menstrual disorders among different medical professions in Taiwan (N = 7653)

Any menstrual disorder

1.00

1.13 (1.02-1.24)

0.58 (0.48-0.72)

2.52 (1.81-3.52)

1.00 (0.77-1.30)

0.96 (0.83-1.12)

0.018

<0.001

<0.001

0.988

0.589

Amenorrhea (626.0)

1.00

1.26 (1.08-1.47)

0.58 (0.41-0.84)

0.84 (0.41-1.70)

1.00 (0.65-1.55)

0.85 (0.66-1.09)

0.004

0.003

0.620

>0.999

0.192

Oligoemorrhea or hypomenorrhea (626.1)

1.00

1.34 (0.98-1.82)

0.28 (0.10-0.76)

4.71 (2.35-9.41)

0.33 (0.08-1.38)

1.34 (0.86-2.09)

0.066

0.013

<0.001

0.129

0.191

Menorrhagia (626.2)

1.00

1.44 (1.05-1.98)

0.95 (0.52-1.71)

1.02 (0.32-3.28)

0.97 (0.41-2.28)

1.64 (1.08-2.49)

0.023

0.855

0.980

0.937

0.020

Irregular menstrual cycle (626.4)

1.00

1.27 (1.11-1.46)

0.49 (0.36-0.68)

1.32 (0.80-2.16)

0.87 (0.59-1.28)

1.08 (0.89-1.33)

<0.001

<0.001

0.276

0.473

0.438

Metrorrhagia (626.6)

1.00

1.32 (1.00-1.73)

0.25 (0.10-0.63)

not calculable

1.20 (0.60-2.43)

0.98 (0.64-1.50)

0.048

0.003

0.608

0.920

Dysfunctional uterine bleeding (626.8)

1.00

1.34 (1.10-1.64)

0.72 (0.47-1.11)

1.00 (0.44-2.28)

1.52 (0.95-2.43)

0.89 (0.65-1.22)

0.004

0.134

0.996

0.080

0.463

Unspecified disorders of menstruation (626.9)

1.00

1.22 (1.04-1.44)

0.71 (0.50-1.01)

2.69 (1.67-4.34)

0.91 (0.57-1.45)

1.14 (0.89-1.45)

0.016

0.054

<0.001

0.695

0.302

Dysmenorrhea (625.3)

1.00

0.96 (0.81-1.14)

0.57 (0.38-0.85)

5.18 (3.40-7.90)

0.68 (0.39-1.18)

0.86 (0.66-1.13)

0.625

0.006

<0.001

0.169

0.288

Premenstrual tension syndrome (625.4)

1.00

0.74 (0.52-1.06)

0.23 (0.07-0.76)

3.74 (1.72-8.13)

0.19 (0.03-1.41)

0.69 (0.38-1.25)

0.099

0.015

0.001

0.105

0.219