Table 1

Sample characteristics for women and men’s surveys in four district of Madhya Pradesh

Women’s baseline survey (n=5095)Men’s survey (n=3842)
InterventionControlInterventionControl
n%n%n%n%
Overall269553240047203353180947
Gestational age at time of enrolment
<20 weeks57521515214472239222
20–28 weeks13525012055010115089850
28–34 weeks76828680285752851929
Age at time of enrolment in years
18–241553581422593221631417
25–3410704095340143571126970
35+7232512761422612
Literacy: able to read sentence150756137357150274137776
Education
No schooling3111224910864714
Primary school completed45717407173461729016
Secondary school completed170063152664130864116064
Greater than secondary school227821892931428816
Employed10383988337202099179699
Socioeconomic status
Poorest54220477203451727915
Poorer56421455193961931617
Middle51419505213911939222
Richer53020489204312140022
Richest54520474204702342223
District
Rewa1523571397589704888049
Mandsaur43016391163821936120
Rajgarh51019438184732340722
Hoshangabad23291747208101619
Parity: had previous child158759141459119859106459
Ethnicity/caste
General caste59522538223982036320
OBC1258471128479824893252
Scheduled caste54020461194412232218
Scheduled tribe30211273112121019211
Any male children167862153664
Baseline ever use modern contraceptive methods6342462726
Phone ownership, characteristics
Own phone201475184677192495171895
Type of phone: smart phone591225472310415196854
Shared phone*131749109746163680147381
Phone functions†148055128554144671127470
Mean hours per day phone in possession1818181820202020
Credit on phone (mean)11111111
Digital use
Store contacts on phone219782198083173485154285
Able to navigate IVR prompts228885205686193995171395
Able to open and read SMS8013072830123161114363
Give a missed call190071168770168583148782
  • *Includes phone sharing among phone owners.

  • †Phone holds charge, screen not cracked, key pad functional.

  • OBC, other backward castes.