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Table 1 Population demographic and clinical characteristics (N = 2,145)

From: Utilization patterns of insulin therapy and healthcare services among Japanese insulin initiators during their first year: a descriptive analysis of administrative hospital data

Baseline Patient Characteristic (N = 2,145)

Long-acting

Pre-mixed

Rapid-acting

Intensive

(N = 244)

(N = 118)

(N = 997)

(N = 786)

Age (years)

   Mean (±SD)

65.2 (±12.3)

66.3 (±12.9)

72.0 (±11.2)

66.7 (±12.3)

   Range

23-95

24-98

22-105

19-95

Gender, n (%)

   Male

158 (64.8)

78 (66.1)

609 (61.1)

477 (60.7)

HbA1c (%)a

   Mean

9.4

8.0

7.4

9.1

   Median

9.2

7.8

7.0

9.1

Treatment initiation setting, n (%)

   Inpatient

40 (16.4)

47 (39.8)

907 (91.0)

573 (72.9)

   Outpatient

204 (83.6)

71 (60.2)

90 (9.0)

213 (27.1)

Pre-index antidiabetic medication (OAD), n (%)

Yes

225 (92.2)

84 (71.2)

752 (75.4)

623 (79.3)

   DPP-4 inhibitors

127 (52.0)

38 (32.2)

419 (42.0)

316 (40.2)

   Alpha glucosidase inhibitors

143 (58.6)

47 (39.8)

374 (37.5)

309 (39.3)

   Biguanide

128 (52.5)

30 (25.4)

232 (23.3)

261 (33.2)

   Gurinido

40 (16.4)

9 (7.6)

147 (14.7)

128 (16.3)

   SU

187 (76.6)

47 (39.8)

507 (50.9)

427 (54.3)

   TZD

106 (43.4)

22 (18.6)

179 (18.0)

169 (21.5)

   Single-pill combination

10 (4.1)

-

8 (0.8)

5 (0.6)

  1. aHbA1c was available only for those with HbAc1 measurement data
  2. aHbA1c was reported with the Japan Diabetes Society (JDS) system in the database; all HbA1c values in this study were converted to the National Glycohemoglobin Standardization Program (NGSP) system with the formula recommended by JDS (NGSP = JDS + 0.4 [11])
  3. SD, standard deviation; DPP-4, dipeptidyl peptidase-4 inhibitors; SU, sulfonylureas; TZD, thiazolidinediones