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. Author manuscript; available in PMC: 2023 Jul 1.
Published in final edited form as: Behav Sleep Med. 2021 Jun 14;20(4):460–476. doi: 10.1080/15402002.2021.1932500

Table 2.

Baseline Characteristics and Descriptive Statistics by Treatment Group

Variable Name PE
(N=17)
CBTi.p.
(N=18)
Demographic Characteristics [N(%)]
 Age [years; M(SD)] 59.9(10.3) 58.9(12.2)
 Education (years) 14.7(2.4) 13.4(2.4)
 Marital Status (married) 10(58.8) 13(72.2)
 Race (Caucasian) 16(94.1) 15(83.3)
 Ethnicity (Non-Hispanic) 15(88.2) 18(100.0)
Physiological Characteristics [N(%)]
 Body Mass Index (kg/m2; M(SD)] 32.8(8.5) 33.4(7.2)
 Chemotherapy (yes) 7(41.2) 7(38.9)
 Radiotherapy (yes) 5(29.4) 2(11.1)
 Invasive Surgery (yes) 10(58.8) 7(38.9)
 Surgical Complications (yes) 4(23.5) 2(11.1)
 Length of Hospital Stay [days; M(SD)] 3.7(2.7) 2.9(2.4)
Cancer Stage
  Stage I 9(52.9) 11(61.1)
  Stage II 2(11.8) 1(5.6)
  Stage III 4(23.5) 5(27.8)
  Stage IV 1(5.9) 0
  Unknown Stage 1(5.9) 1(5.6)
 Tumor Site
  Endometrial 14(82.4) 12(66.7)
  Ovarian 2(11.8) 2(11.1)
  Fallopian Tube 2(5.9) 1(5.6)
  Cervical 0 1(5.6)
  Vulvar 0 2(11.1)
Descriptive Statistics
 Completed Intervention Sessions 4.6(2.3) 5.2(1.8)
 Sleep Medication Use (yes)
  Rx Sedatives
   T1 1(5.6) 3(17.6)
   T2 1(7.7) 1(5.9)
   T3 1(7.7) 1(5.9)
  OTC Sleep Aids
   T1 2(11.1) 1(5.9)
   T2 1(7.7) 0(0)
   T3 1(7.7) 0(0)
  Rx Antidepressants
   T1 0(0) 1(5.9)
   T2 1(7.7) 2(14.3)
   T3 1(7.7) 3(25.0)
 Pain Medication Use (yes)
  Opioids
   T1 7(38.9) 8(47.1)
   T2 4(30.8) 4(28.6)
   T3 4(30.8) 3(25.0)
  Non-Opioid Analgesics
   T1 14(77.8) 10(58.8)
   T2 7(53.8) 10(71.4)
   T3 7(53.8) 8(66.7)
  Neuroleptics
   T1 0(0) 3(17.6)
   T2 2(15.4) 5(35.7)
   T3 2(15.4) 4(33.3)
 AHI (per hour)
  Mild Apnea (AHI 5–15; yes)
   T1 6(35.3) 5(29.4)
   T2 6(50.0) 3(25.0)
   T3 1(11.1) 2(16.7)
  Moderate Apnea (AHI 16–30; yes)
   T1 0(0) 0(0)
   T2 1(8.3) 1(8.3)
   T3 0(0) 0(0)
 Sleep Diary Variables [M(SD)]
  Total Wake Time (minutes)
   T1 126.9(67.9) 88.1(45.3)
   T2* 93.9(44.7) 53.7(35.3)
   T3* 102.4(65.9) 44.6(30.1)
  Sleep Onset Latency (minutes)
   T1 49.8(25.9) 37.4(27.3)
   T2 33.0(20.3) 23.1(24.3)
   T3* 36.7(25.3) 18.3(13.1)
  Wake After Sleep Onset (minutes)
   T1 45.4(37.0) 42.0(26.2)
   T2 38.4(25.3) 21.0(18.0)
   T3 32.0(26.3) 17.6(17.3)
  Sleep Efficiency (%)
   T1 76.0(11.4) 81.7(9.2)
   T2 81.8(7.4) 88.0(9.1)
   T3* 80.0(11.6) 90.0(6.1)
  Sleep Quality (total score)
   T1 2.1(0.5) 2.0(0.5)
   T2 2.2(0.6) 2.3(0.6)
   T3 2.2(0.6) 2.3(0.5)
 Actigraphy Variables [M(SD)]
  Total Wake Time (minutes)
   T1 107.2(45.2) 97.9(41.3)
   T2 95.4(32.9) 82.7(24.0)
   T3 88.8(35.0) 80.3(30.7)
  Sleep Onset Latency (minutes)
   T1 33.6(22.3) 29.3(22.5)
   T2 29.3(17.3) 22.4(14.2)
   T3 26.7(14.9) 24.5(15.0)
  Wake After Sleep Onset (minutes)
   T1 53.4(18.4) 50.5(16.2)
   T2 46.9(19.3) 44.4(14.6)
   T3 44.4(22.3) 41.9(19.9)
  Sleep Efficiency (%)
   T1 79.4(7.3) 80.8(5.4)
   T2 81.8(4.6) 82.1(5.1)
   T3 82.6(5.0) 82.4(5.6)
 PSG Variables [M(SD)]
  Total Wake Time (minutes)
   T1 133.9(68.0) 119.0(67.9)
   T2 82.4(63.8) 120.5(45.0)
   T3 83.0(67.2) 83.0(33.7)
  Sleep Onset Latency (minutes)
   T1 36.2(37.5) 24.7(38.5)
   T2 20.9(21.4) 48.9(50.7)
   T3 21.6(36.1) 5.6(40.2)
  Wake After Sleep Onset (minutes)
   T1 94.8(54.1) 91.1(51.3)
   T2 82.5(65.9) 70.6(37.5)
   T3 71.6(68.2) 49.6(61.5)
  Sleep Efficiency (%)
   T1 71.0(16.5) 75.5(15.3)
   T2 79.5(13.2) 75.8(7.8)
   T3 81.1(14.7) 63.0(57.4)

Note. Rx = Prescription; OTC = Over-the-counter; AHI = Apnea-Hypoapnea Index; REM = rapid eye movement sleep; PSG = Polysomnography.

*

Independent samples t-test (2-tailed) indicative of a significant (p<0.05) difference in group means.