Table 2

Distribution of hospital couplets by characteristics and intra-couplet interval
Characteristic
 Intra-Couplet Interval (I-CI)


Less than 1 Year
 1 Year or greater




Number
 % in Dataset
 % Across I-CI
 Number
 % in Dataset
 % Across I-CI
Sex







Male
 1397957
 44.6
 53.1*
 1236314
 38.2
 46.9

Female
 1739643
 55.4
 46.5*
 2002551
 61.8
 53.5

Indeterminate
 5
 0.0
 71.4
 2
 0.0
 28.6
TOTAL
3137605
 100
 49.2*
 3238867
 100
 50.8
Age Group







0–16 Years
 318255
 10.2
 43.5*
 413593
 12.8
 56.5

17–39 Years
 871234
 27.9
 42.5*
 1180203
 36.5
 57.5

40–69 Years
 1271495
 40.7
 53.4*
 1110103
 34.4
 46.6

70+ Years
 664439
 21.3
 55.8*
 527153
 16.3
 44.2
TOTAL
3125423
 1001
 49.2*
 3231052
 1002
 50.8
Hospital Type







Teaching
 1554708
 49.6
 62.6*
 929585
 28.7
 37.4

Public Metropolitan
 249979
 8.0
 35.5*
 453851
 14.0
 64.5

Private Metropolitan
 573729
 18.3
 37.6*
 951062
 29.4
 62.4

Public Country
 672844
 21.4
 45.9*
 793368
 24.5
 54.1

Private Country
 77205
 2.5
 42.0*
 106581
 3.3
 58.0

Other
 9140
 0.3
 67.4*
 4420
 0.1
 32.6
TOTAL
3137605
 100
 49.2*
 3238867
 100
 50.8
Couplet Category






Concordant
 Public
 2104333
 67.1
 56.7*
 1605368
 49.6
 43.3

Private
 887622
 28.3
 43.0*
 1176629
 36.3
 57.0
Discordant
 Public – Private
 74132
 2.4
 31.5*
 161140
 5.0
 68.5

Private – Public
 71518
 2.3
 19.4*
 296730
 9.1
 80.6
TOTAL
3137605
 100
 49.2*
 3238867
 100
 50.8

* Statistically significantly different (at the 0.05% level) to the proportion of couplets with an intra-couplet interval 1 year or greater.

1 12182 missing

2 7815 missing

Moorin and Holman Australia and New Zealand Health Policy 2005 2:12   doi:10.1186/1743-8462-2-12